Home / 1,142,437.24-1,576,737.02-729,152.43

Finding the Fourth Proportional to 1,142,437.24, 1,576,737.02 and 729,152.43

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Solution

The fourth proportional to 1,142,437.24, 1,576,737.02 and 729,152.43 is: 1,006,341.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,437.24 : 1,576,737.02 = 729,152.43 : x
  2. Step 2: Convert to fraction form
    1,142,437.24/1,576,737.02 = 729,152.43/x
  3. Step 3: Cross multiply
    1,142,437.24x = 1,576,737.02 × 729,152.43
  4. Step 4: Simplify right side
    1,142,437.24x = 1,149,681,629,603.96
  5. Step 5: Solve for x
    x = 1,149,681,629,603.96/1,142,437.24
  6. Step 6: Final answer
    x = 1,006,341.17

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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.