Home / 3,525,724.80-5,288,587.20-866,332.80

Finding the Fourth Proportional to 3,525,724.80, 5,288,587.20 and 866,332.80

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Solution

The fourth proportional to 3,525,724.80, 5,288,587.20 and 866,332.80 is: 1,299,499.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525,724.80 : 5,288,587.20 = 866,332.80 : x
  2. Step 2: Convert to fraction form
    3,525,724.80/5,288,587.20 = 866,332.80/x
  3. Step 3: Cross multiply
    3,525,724.80x = 5,288,587.20 × 866,332.80
  4. Step 4: Simplify right side
    3,525,724.80x = 4,581,676,557,020.16
  5. Step 5: Solve for x
    x = 4,581,676,557,020.16/3,525,724.80
  6. Step 6: Final answer
    x = 1,299,499.20

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.