Home / 3,154,849.20-4,731,107.40-1,025,002.80

Finding the Fourth Proportional to 3,154,849.20, 4,731,107.40 and 1,025,002.80

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Solution

The fourth proportional to 3,154,849.20, 4,731,107.40 and 1,025,002.80 is: 1,537,125.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,849.20 : 4,731,107.40 = 1,025,002.80 : x
  2. Step 2: Convert to fraction form
    3,154,849.20/4,731,107.40 = 1,025,002.80/x
  3. Step 3: Cross multiply
    3,154,849.20x = 4,731,107.40 × 1,025,002.80
  4. Step 4: Simplify right side
    3,154,849.20x = 4,849,398,332,100.72
  5. Step 5: Solve for x
    x = 4,849,398,332,100.72/3,154,849.20
  6. Step 6: Final answer
    x = 1,537,125.24

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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.