Home / 4,987,503.30-6,882,616.50-2,812,027.20

Finding the Fourth Proportional to 4,987,503.30, 6,882,616.50 and 2,812,027.20

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Solution

The fourth proportional to 4,987,503.30, 6,882,616.50 and 2,812,027.20 is: 3,880,519.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,987,503.30 : 6,882,616.50 = 2,812,027.20 : x
  2. Step 2: Convert to fraction form
    4,987,503.30/6,882,616.50 = 2,812,027.20/x
  3. Step 3: Cross multiply
    4,987,503.30x = 6,882,616.50 × 2,812,027.20
  4. Step 4: Simplify right side
    4,987,503.30x = 19,354,104,805,168.80
  5. Step 5: Solve for x
    x = 19,354,104,805,168.80/4,987,503.30
  6. Step 6: Final answer
    x = 3,880,519.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.