Home / 955,424.94-1,431,789.54-744,125.10

Finding the Fourth Proportional to 955,424.94, 1,431,789.54 and 744,125.10

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Solution

The fourth proportional to 955,424.94, 1,431,789.54 and 744,125.10 is: 1,115,137.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,424.94 : 1,431,789.54 = 744,125.10 : x
  2. Step 2: Convert to fraction form
    955,424.94/1,431,789.54 = 744,125.10/x
  3. Step 3: Cross multiply
    955,424.94x = 1,431,789.54 × 744,125.10
  4. Step 4: Simplify right side
    955,424.94x = 1,065,430,534,631.45
  5. Step 5: Solve for x
    x = 1,065,430,534,631.45/955,424.94
  6. Step 6: Final answer
    x = 1,115,137.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.