Home / 1,343,521.02-1,854,040.82-762,738.87

Finding the Fourth Proportional to 1,343,521.02, 1,854,040.82 and 762,738.87

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Solution

The fourth proportional to 1,343,521.02, 1,854,040.82 and 762,738.87 is: 1,052,569.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,521.02 : 1,854,040.82 = 762,738.87 : x
  2. Step 2: Convert to fraction form
    1,343,521.02/1,854,040.82 = 762,738.87/x
  3. Step 3: Cross multiply
    1,343,521.02x = 1,854,040.82 × 762,738.87
  4. Step 4: Simplify right side
    1,343,521.02x = 1,414,148,996,166.98
  5. Step 5: Solve for x
    x = 1,414,148,996,166.98/1,343,521.02
  6. Step 6: Final answer
    x = 1,052,569.31

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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.