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Finding the Fourth Proportional to 3,224,822.02, 4,837,932.87 and 980,901.70

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Solution

The fourth proportional to 3,224,822.02, 4,837,932.87 and 980,901.70 is: 1,471,565.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224,822.02 : 4,837,932.87 = 980,901.70 : x
  2. Step 2: Convert to fraction form
    3,224,822.02/4,837,932.87 = 980,901.70/x
  3. Step 3: Cross multiply
    3,224,822.02x = 4,837,932.87 × 980,901.70
  4. Step 4: Simplify right side
    3,224,822.02x = 4,745,536,596,385.40
  5. Step 5: Solve for x
    x = 4,745,536,596,385.40/3,224,822.02
  6. Step 6: Final answer
    x = 1,471,565.43

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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.