Home / 5,421,671.24-8,132,565.16-1,635,186.92

Finding the Fourth Proportional to 5,421,671.24, 8,132,565.16 and 1,635,186.92

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Solution

The fourth proportional to 5,421,671.24, 8,132,565.16 and 1,635,186.92 is: 2,452,797.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,421,671.24 : 8,132,565.16 = 1,635,186.92 : x
  2. Step 2: Convert to fraction form
    5,421,671.24/8,132,565.16 = 1,635,186.92/x
  3. Step 3: Cross multiply
    5,421,671.24x = 8,132,565.16 × 1,635,186.92
  4. Step 4: Simplify right side
    5,421,671.24x = 13,298,264,175,679.71
  5. Step 5: Solve for x
    x = 13,298,264,175,679.71/5,421,671.24
  6. Step 6: Final answer
    x = 2,452,797.96

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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.