Home / 4,669,689.40-7,004,534.10-3,872,527.90

Finding the Fourth Proportional to 4,669,689.40, 7,004,534.10 and 3,872,527.90

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Solution

The fourth proportional to 4,669,689.40, 7,004,534.10 and 3,872,527.90 is: 5,808,791.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669,689.40 : 7,004,534.10 = 3,872,527.90 : x
  2. Step 2: Convert to fraction form
    4,669,689.40/7,004,534.10 = 3,872,527.90/x
  3. Step 3: Cross multiply
    4,669,689.40x = 7,004,534.10 × 3,872,527.90
  4. Step 4: Simplify right side
    4,669,689.40x = 27,125,253,728,751.39
  5. Step 5: Solve for x
    x = 27,125,253,728,751.39/4,669,689.40
  6. Step 6: Final answer
    x = 5,808,791.85

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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.