Home / 1,067,126.40-1,472,761.44-614,505.60

Finding the Fourth Proportional to 1,067,126.40, 1,472,761.44 and 614,505.60

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Solution

The fourth proportional to 1,067,126.40, 1,472,761.44 and 614,505.60 is: 848,090.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,126.40 : 1,472,761.44 = 614,505.60 : x
  2. Step 2: Convert to fraction form
    1,067,126.40/1,472,761.44 = 614,505.60/x
  3. Step 3: Cross multiply
    1,067,126.40x = 1,472,761.44 × 614,505.60
  4. Step 4: Simplify right side
    1,067,126.40x = 905,020,152,344.06
  5. Step 5: Solve for x
    x = 905,020,152,344.06/1,067,126.40
  6. Step 6: Final answer
    x = 848,090.87

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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.