Home / 1,025,407.52-1,413,064.13-738,385.64

Finding the Fourth Proportional to 1,025,407.52, 1,413,064.13 and 738,385.64

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Solution

The fourth proportional to 1,025,407.52, 1,413,064.13 and 738,385.64 is: 1,017,533.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,407.52 : 1,413,064.13 = 738,385.64 : x
  2. Step 2: Convert to fraction form
    1,025,407.52/1,413,064.13 = 738,385.64/x
  3. Step 3: Cross multiply
    1,025,407.52x = 1,413,064.13 × 738,385.64
  4. Step 4: Simplify right side
    1,025,407.52x = 1,043,386,251,233.84
  5. Step 5: Solve for x
    x = 1,043,386,251,233.84/1,025,407.52
  6. Step 6: Final answer
    x = 1,017,533.26

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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.