Home / 5,132,290.28-7,700,145.48-1,720,914.12

Finding the Fourth Proportional to 5,132,290.28, 7,700,145.48 and 1,720,914.12

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Solution

The fourth proportional to 5,132,290.28, 7,700,145.48 and 1,720,914.12 is: 2,581,944.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132,290.28 : 7,700,145.48 = 1,720,914.12 : x
  2. Step 2: Convert to fraction form
    5,132,290.28/7,700,145.48 = 1,720,914.12/x
  3. Step 3: Cross multiply
    5,132,290.28x = 7,700,145.48 × 1,720,914.12
  4. Step 4: Simplify right side
    5,132,290.28x = 13,251,289,082,586.18
  5. Step 5: Solve for x
    x = 13,251,289,082,586.18/5,132,290.28
  6. Step 6: Final answer
    x = 2,581,944.58

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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.