Home / 1,377,165.31-1,898,485.16-962,414.43

Finding the Fourth Proportional to 1,377,165.31, 1,898,485.16 and 962,414.43

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Solution

The fourth proportional to 1,377,165.31, 1,898,485.16 and 962,414.43 is: 1,326,732.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,165.31 : 1,898,485.16 = 962,414.43 : x
  2. Step 2: Convert to fraction form
    1,377,165.31/1,898,485.16 = 962,414.43/x
  3. Step 3: Cross multiply
    1,377,165.31x = 1,898,485.16 × 962,414.43
  4. Step 4: Simplify right side
    1,377,165.31x = 1,827,129,501,193.47
  5. Step 5: Solve for x
    x = 1,827,129,501,193.47/1,377,165.31
  6. Step 6: Final answer
    x = 1,326,732.16

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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.