Home / 2,854,680.12-4,282,500.16-1,415,434.56

Finding the Fourth Proportional to 2,854,680.12, 4,282,500.16 and 1,415,434.56

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Solution

The fourth proportional to 2,854,680.12, 4,282,500.16 and 1,415,434.56 is: 2,123,389.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854,680.12 : 4,282,500.16 = 1,415,434.56 : x
  2. Step 2: Convert to fraction form
    2,854,680.12/4,282,500.16 = 1,415,434.56/x
  3. Step 3: Cross multiply
    2,854,680.12x = 4,282,500.16 × 1,415,434.56
  4. Step 4: Simplify right side
    2,854,680.12x = 6,061,598,729,669.53
  5. Step 5: Solve for x
    x = 6,061,598,729,669.53/2,854,680.12
  6. Step 6: Final answer
    x = 2,123,389.83

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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.