Home / 1,226,565-1,839,864.06-385,116.84

Finding the Fourth Proportional to 1,226,565, 1,839,864.06 and 385,116.84

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Solution

The fourth proportional to 1,226,565, 1,839,864.06 and 385,116.84 is: 577,680.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,565 : 1,839,864.06 = 385,116.84 : x
  2. Step 2: Convert to fraction form
    1,226,565/1,839,864.06 = 385,116.84/x
  3. Step 3: Cross multiply
    1,226,565x = 1,839,864.06 × 385,116.84
  4. Step 4: Simplify right side
    1,226,565x = 708,562,632,816.77
  5. Step 5: Solve for x
    x = 708,562,632,816.77/1,226,565
  6. Step 6: Final answer
    x = 577,680.46

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Double scale
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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.