Home / 5,817,418.79-8,727,793.13-1,980,086.72

Finding the Fourth Proportional to 5,817,418.79, 8,727,793.13 and 1,980,086.72

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Solution

The fourth proportional to 5,817,418.79, 8,727,793.13 and 1,980,086.72 is: 2,970,696.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,817,418.79 : 8,727,793.13 = 1,980,086.72 : x
  2. Step 2: Convert to fraction form
    5,817,418.79/8,727,793.13 = 1,980,086.72/x
  3. Step 3: Cross multiply
    5,817,418.79x = 8,727,793.13 × 1,980,086.72
  4. Step 4: Simplify right side
    5,817,418.79x = 17,281,787,232,931.49
  5. Step 5: Solve for x
    x = 17,281,787,232,931.49/5,817,418.79
  6. Step 6: Final answer
    x = 2,970,696.78

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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.