Home / 2,252,740.80-3,379,552.20-990,564.78

Finding the Fourth Proportional to 2,252,740.80, 3,379,552.20 and 990,564.78

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Solution

The fourth proportional to 2,252,740.80, 3,379,552.20 and 990,564.78 is: 1,486,041.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252,740.80 : 3,379,552.20 = 990,564.78 : x
  2. Step 2: Convert to fraction form
    2,252,740.80/3,379,552.20 = 990,564.78/x
  3. Step 3: Cross multiply
    2,252,740.80x = 3,379,552.20 × 990,564.78
  4. Step 4: Simplify right side
    2,252,740.80x = 3,347,665,381,491.52
  5. Step 5: Solve for x
    x = 3,347,665,381,491.52/2,252,740.80
  6. Step 6: Final answer
    x = 1,486,041.08

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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.