Home / 3,260,438.80-4,890,658.20-1,577,712.40

Finding the Fourth Proportional to 3,260,438.80, 4,890,658.20 and 1,577,712.40

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Solution

The fourth proportional to 3,260,438.80, 4,890,658.20 and 1,577,712.40 is: 2,366,568.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260,438.80 : 4,890,658.20 = 1,577,712.40 : x
  2. Step 2: Convert to fraction form
    3,260,438.80/4,890,658.20 = 1,577,712.40/x
  3. Step 3: Cross multiply
    3,260,438.80x = 4,890,658.20 × 1,577,712.40
  4. Step 4: Simplify right side
    3,260,438.80x = 7,716,052,086,301.68
  5. Step 5: Solve for x
    x = 7,716,052,086,301.68/3,260,438.80
  6. Step 6: Final answer
    x = 2,366,568.60

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Similar ratio
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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.