Home / 4,679,371.30-7,013,152.05-2,278,045.30

Finding the Fourth Proportional to 4,679,371.30, 7,013,152.05 and 2,278,045.30

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Solution

The fourth proportional to 4,679,371.30, 7,013,152.05 and 2,278,045.30 is: 3,414,193.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679,371.30 : 7,013,152.05 = 2,278,045.30 : x
  2. Step 2: Convert to fraction form
    4,679,371.30/7,013,152.05 = 2,278,045.30/x
  3. Step 3: Cross multiply
    4,679,371.30x = 7,013,152.05 × 2,278,045.30
  4. Step 4: Simplify right side
    4,679,371.30x = 15,976,278,065,687.86
  5. Step 5: Solve for x
    x = 15,976,278,065,687.86/4,679,371.30
  6. Step 6: Final answer
    x = 3,414,193.28

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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.