Home / 3,086,534.57-4,258,648.22-1,780,186.17

Finding the Fourth Proportional to 3,086,534.57, 4,258,648.22 and 1,780,186.17

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Solution

The fourth proportional to 3,086,534.57, 4,258,648.22 and 1,780,186.17 is: 2,456,213.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086,534.57 : 4,258,648.22 = 1,780,186.17 : x
  2. Step 2: Convert to fraction form
    3,086,534.57/4,258,648.22 = 1,780,186.17/x
  3. Step 3: Cross multiply
    3,086,534.57x = 4,258,648.22 × 1,780,186.17
  4. Step 4: Simplify right side
    3,086,534.57x = 7,581,186,664,139.12
  5. Step 5: Solve for x
    x = 7,581,186,664,139.12/3,086,534.57
  6. Step 6: Final answer
    x = 2,456,213.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.