Home / 4,620,149.38-6,930,875.30-1,425,535.30

Finding the Fourth Proportional to 4,620,149.38, 6,930,875.30 and 1,425,535.30

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Solution

The fourth proportional to 4,620,149.38, 6,930,875.30 and 1,425,535.30 is: 2,138,503.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620,149.38 : 6,930,875.30 = 1,425,535.30 : x
  2. Step 2: Convert to fraction form
    4,620,149.38/6,930,875.30 = 1,425,535.30/x
  3. Step 3: Cross multiply
    4,620,149.38x = 6,930,875.30 × 1,425,535.30
  4. Step 4: Simplify right side
    4,620,149.38x = 9,880,207,365,393.71
  5. Step 5: Solve for x
    x = 9,880,207,365,393.71/4,620,149.38
  6. Step 6: Final answer
    x = 2,138,503.88

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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.