Home / 1,008,253.60-1,391,488.02-753,161.92

Finding the Fourth Proportional to 1,008,253.60, 1,391,488.02 and 753,161.92

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Solution

The fourth proportional to 1,008,253.60, 1,391,488.02 and 753,161.92 is: 1,039,436.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,253.60 : 1,391,488.02 = 753,161.92 : x
  2. Step 2: Convert to fraction form
    1,008,253.60/1,391,488.02 = 753,161.92/x
  3. Step 3: Cross multiply
    1,008,253.60x = 1,391,488.02 × 753,161.92
  4. Step 4: Simplify right side
    1,008,253.60x = 1,048,015,788,800.20
  5. Step 5: Solve for x
    x = 1,048,015,788,800.20/1,008,253.60
  6. Step 6: Final answer
    x = 1,039,436.69

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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.