Home / 1,350,773.96-1,861,905.30-915,058.76

Finding the Fourth Proportional to 1,350,773.96, 1,861,905.30 and 915,058.76

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Solution

The fourth proportional to 1,350,773.96, 1,861,905.30 and 915,058.76 is: 1,261,315.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,773.96 : 1,861,905.30 = 915,058.76 : x
  2. Step 2: Convert to fraction form
    1,350,773.96/1,861,905.30 = 915,058.76/x
  3. Step 3: Cross multiply
    1,350,773.96x = 1,861,905.30 × 915,058.76
  4. Step 4: Simplify right side
    1,350,773.96x = 1,703,752,755,055.43
  5. Step 5: Solve for x
    x = 1,703,752,755,055.43/1,350,773.96
  6. Step 6: Final answer
    x = 1,261,315.96

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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.