Home / 5,178,104.40-7,764,391.80-2,182,904.40

Finding the Fourth Proportional to 5,178,104.40, 7,764,391.80 and 2,182,904.40

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Solution

The fourth proportional to 5,178,104.40, 7,764,391.80 and 2,182,904.40 is: 3,273,191.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,178,104.40 : 7,764,391.80 = 2,182,904.40 : x
  2. Step 2: Convert to fraction form
    5,178,104.40/7,764,391.80 = 2,182,904.40/x
  3. Step 3: Cross multiply
    5,178,104.40x = 7,764,391.80 × 2,182,904.40
  4. Step 4: Simplify right side
    5,178,104.40x = 16,948,925,023,543.92
  5. Step 5: Solve for x
    x = 16,948,925,023,543.92/5,178,104.40
  6. Step 6: Final answer
    x = 3,273,191.06

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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.