Home / 1,998,265.46-2,998,382.36-933,152.72

Finding the Fourth Proportional to 1,998,265.46, 2,998,382.36 and 933,152.72

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Solution

The fourth proportional to 1,998,265.46, 2,998,382.36 and 933,152.72 is: 1,400,188.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,265.46 : 2,998,382.36 = 933,152.72 : x
  2. Step 2: Convert to fraction form
    1,998,265.46/2,998,382.36 = 933,152.72/x
  3. Step 3: Cross multiply
    1,998,265.46x = 2,998,382.36 × 933,152.72
  4. Step 4: Simplify right side
    1,998,265.46x = 2,797,948,635,176.34
  5. Step 5: Solve for x
    x = 2,797,948,635,176.34/1,998,265.46
  6. Step 6: Final answer
    x = 1,400,188.66

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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.