Home / 1,472,494.69-2,032,018.17-819,112.89

Finding the Fourth Proportional to 1,472,494.69, 2,032,018.17 and 819,112.89

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Solution

The fourth proportional to 1,472,494.69, 2,032,018.17 and 819,112.89 is: 1,130,362.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,494.69 : 2,032,018.17 = 819,112.89 : x
  2. Step 2: Convert to fraction form
    1,472,494.69/2,032,018.17 = 819,112.89/x
  3. Step 3: Cross multiply
    1,472,494.69x = 2,032,018.17 × 819,112.89
  4. Step 4: Simplify right side
    1,472,494.69x = 1,664,452,275,761.21
  5. Step 5: Solve for x
    x = 1,664,452,275,761.21/1,472,494.69
  6. Step 6: Final answer
    x = 1,130,362.16

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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.