Home / 1,349,534.31-1,862,357.43-737,689.49

Finding the Fourth Proportional to 1,349,534.31, 1,862,357.43 and 737,689.49

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Solution

The fourth proportional to 1,349,534.31, 1,862,357.43 and 737,689.49 is: 1,018,011.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,534.31 : 1,862,357.43 = 737,689.49 : x
  2. Step 2: Convert to fraction form
    1,349,534.31/1,862,357.43 = 737,689.49/x
  3. Step 3: Cross multiply
    1,349,534.31x = 1,862,357.43 × 737,689.49
  4. Step 4: Simplify right side
    1,349,534.31x = 1,373,841,510,156.64
  5. Step 5: Solve for x
    x = 1,373,841,510,156.64/1,349,534.31
  6. Step 6: Final answer
    x = 1,018,011.55

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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.