Home / 3,388,619.52-5,082,931.08-2,127,332.88

Finding the Fourth Proportional to 3,388,619.52, 5,082,931.08 and 2,127,332.88

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Solution

The fourth proportional to 3,388,619.52, 5,082,931.08 and 2,127,332.88 is: 3,191,000.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388,619.52 : 5,082,931.08 = 2,127,332.88 : x
  2. Step 2: Convert to fraction form
    3,388,619.52/5,082,931.08 = 2,127,332.88/x
  3. Step 3: Cross multiply
    3,388,619.52x = 5,082,931.08 × 2,127,332.88
  4. Step 4: Simplify right side
    3,388,619.52x = 10,813,086,413,257.91
  5. Step 5: Solve for x
    x = 10,813,086,413,257.91/3,388,619.52
  6. Step 6: Final answer
    x = 3,191,000.45

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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.