Home / 1,447,712.71-1,997,845.89-803,132.92

Finding the Fourth Proportional to 1,447,712.71, 1,997,845.89 and 803,132.92

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Solution

The fourth proportional to 1,447,712.71, 1,997,845.89 and 803,132.92 is: 1,108,324.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,712.71 : 1,997,845.89 = 803,132.92 : x
  2. Step 2: Convert to fraction form
    1,447,712.71/1,997,845.89 = 803,132.92/x
  3. Step 3: Cross multiply
    1,447,712.71x = 1,997,845.89 × 803,132.92
  4. Step 4: Simplify right side
    1,447,712.71x = 1,604,535,803,345.70
  5. Step 5: Solve for x
    x = 1,604,535,803,345.70/1,447,712.71
  6. Step 6: Final answer
    x = 1,108,324.73

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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.