Home / 3,167,711.10-4,751,566.65-3,120,471.90

Finding the Fourth Proportional to 3,167,711.10, 4,751,566.65 and 3,120,471.90

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Solution

The fourth proportional to 3,167,711.10, 4,751,566.65 and 3,120,471.90 is: 4,680,707.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167,711.10 : 4,751,566.65 = 3,120,471.90 : x
  2. Step 2: Convert to fraction form
    3,167,711.10/4,751,566.65 = 3,120,471.90/x
  3. Step 3: Cross multiply
    3,167,711.10x = 4,751,566.65 × 3,120,471.90
  4. Step 4: Simplify right side
    3,167,711.10x = 14,827,130,212,302.13
  5. Step 5: Solve for x
    x = 14,827,130,212,302.13/3,167,711.10
  6. Step 6: Final answer
    x = 4,680,707.85

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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.