Home / 1,359,644.34-1,876,321.70-739,455.29

Finding the Fourth Proportional to 1,359,644.34, 1,876,321.70 and 739,455.29

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Solution

The fourth proportional to 1,359,644.34, 1,876,321.70 and 739,455.29 is: 1,020,455.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,644.34 : 1,876,321.70 = 739,455.29 : x
  2. Step 2: Convert to fraction form
    1,359,644.34/1,876,321.70 = 739,455.29/x
  3. Step 3: Cross multiply
    1,359,644.34x = 1,876,321.70 × 739,455.29
  4. Step 4: Simplify right side
    1,359,644.34x = 1,387,456,006,806.79
  5. Step 5: Solve for x
    x = 1,387,456,006,806.79/1,359,644.34
  6. Step 6: Final answer
    x = 1,020,455.10

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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.