Home / 2,566,425.04-3,541,623.69-1,420,480.78

Finding the Fourth Proportional to 2,566,425.04, 3,541,623.69 and 1,420,480.78

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Solution

The fourth proportional to 2,566,425.04, 3,541,623.69 and 1,420,480.78 is: 1,960,239.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,566,425.04 : 3,541,623.69 = 1,420,480.78 : x
  2. Step 2: Convert to fraction form
    2,566,425.04/3,541,623.69 = 1,420,480.78/x
  3. Step 3: Cross multiply
    2,566,425.04x = 3,541,623.69 × 1,420,480.78
  4. Step 4: Simplify right side
    2,566,425.04x = 5,030,808,381,637.68
  5. Step 5: Solve for x
    x = 5,030,808,381,637.68/2,566,425.04
  6. Step 6: Final answer
    x = 1,960,239.75

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Double scale
Find fourth proportional to 2,566,426.04, 3,541,625.07 and 1,420,481.78
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.