Home / 2,177,530.15-3,266,084.04-661,226.21

Finding the Fourth Proportional to 2,177,530.15, 3,266,084.04 and 661,226.21

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Solution

The fourth proportional to 2,177,530.15, 3,266,084.04 and 661,226.21 is: 991,775.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,530.15 : 3,266,084.04 = 661,226.21 : x
  2. Step 2: Convert to fraction form
    2,177,530.15/3,266,084.04 = 661,226.21/x
  3. Step 3: Cross multiply
    2,177,530.15x = 3,266,084.04 × 661,226.21
  4. Step 4: Simplify right side
    2,177,530.15x = 2,159,620,371,310.69
  5. Step 5: Solve for x
    x = 2,159,620,371,310.69/2,177,530.15
  6. Step 6: Final answer
    x = 991,775.19

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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.