Home / 5,082,596.28-7,621,656.39-2,387,687.40

Finding the Fourth Proportional to 5,082,596.28, 7,621,656.39 and 2,387,687.40

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Solution

The fourth proportional to 5,082,596.28, 7,621,656.39 and 2,387,687.40 is: 3,580,479.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,082,596.28 : 7,621,656.39 = 2,387,687.40 : x
  2. Step 2: Convert to fraction form
    5,082,596.28/7,621,656.39 = 2,387,687.40/x
  3. Step 3: Cross multiply
    5,082,596.28x = 7,621,656.39 × 2,387,687.40
  4. Step 4: Simplify right side
    5,082,596.28x = 18,198,132,929,532.48
  5. Step 5: Solve for x
    x = 18,198,132,929,532.48/5,082,596.28
  6. Step 6: Final answer
    x = 3,580,479.72

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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.