Home / 4,921,232.20-7,382,885.10-2,079,881.80

Finding the Fourth Proportional to 4,921,232.20, 7,382,885.10 and 2,079,881.80

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Solution

The fourth proportional to 4,921,232.20, 7,382,885.10 and 2,079,881.80 is: 3,120,260.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921,232.20 : 7,382,885.10 = 2,079,881.80 : x
  2. Step 2: Convert to fraction form
    4,921,232.20/7,382,885.10 = 2,079,881.80/x
  3. Step 3: Cross multiply
    4,921,232.20x = 7,382,885.10 × 2,079,881.80
  4. Step 4: Simplify right side
    4,921,232.20x = 15,355,528,350,981.18
  5. Step 5: Solve for x
    x = 15,355,528,350,981.18/4,921,232.20
  6. Step 6: Final answer
    x = 3,120,260.89

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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.