Home / 2,952,342.70-4,428,514.05-2,238,505.90

Finding the Fourth Proportional to 2,952,342.70, 4,428,514.05 and 2,238,505.90

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Solution

The fourth proportional to 2,952,342.70, 4,428,514.05 and 2,238,505.90 is: 3,357,758.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952,342.70 : 4,428,514.05 = 2,238,505.90 : x
  2. Step 2: Convert to fraction form
    2,952,342.70/4,428,514.05 = 2,238,505.90/x
  3. Step 3: Cross multiply
    2,952,342.70x = 4,428,514.05 × 2,238,505.90
  4. Step 4: Simplify right side
    2,952,342.70x = 9,913,254,829,157.90
  5. Step 5: Solve for x
    x = 9,913,254,829,157.90/2,952,342.70
  6. Step 6: Final answer
    x = 3,357,758.85

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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.