Home / 2,177,529.15-3,266,082.54-661,225.21

Finding the Fourth Proportional to 2,177,529.15, 3,266,082.54 and 661,225.21

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Solution

The fourth proportional to 2,177,529.15, 3,266,082.54 and 661,225.21 is: 991,773.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,529.15 : 3,266,082.54 = 661,225.21 : x
  2. Step 2: Convert to fraction form
    2,177,529.15/3,266,082.54 = 661,225.21/x
  3. Step 3: Cross multiply
    2,177,529.15x = 3,266,082.54 × 661,225.21
  4. Step 4: Simplify right side
    2,177,529.15x = 2,159,616,113,388.83
  5. Step 5: Solve for x
    x = 2,159,616,113,388.83/2,177,529.15
  6. Step 6: Final answer
    x = 991,773.69

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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.