Home / 1,018,204.29-1,527,638.13-485,656.02

Finding the Fourth Proportional to 1,018,204.29, 1,527,638.13 and 485,656.02

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Solution

The fourth proportional to 1,018,204.29, 1,527,638.13 and 485,656.02 is: 728,642.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,204.29 : 1,527,638.13 = 485,656.02 : x
  2. Step 2: Convert to fraction form
    1,018,204.29/1,527,638.13 = 485,656.02/x
  3. Step 3: Cross multiply
    1,018,204.29x = 1,527,638.13 × 485,656.02
  4. Step 4: Simplify right side
    1,018,204.29x = 741,906,654,216.04
  5. Step 5: Solve for x
    x = 741,906,654,216.04/1,018,204.29
  6. Step 6: Final answer
    x = 728,642.24

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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.