Home / 1,254,474.41-1,731,195.71-681,515.03

Finding the Fourth Proportional to 1,254,474.41, 1,731,195.71 and 681,515.03

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Solution

The fourth proportional to 1,254,474.41, 1,731,195.71 and 681,515.03 is: 940,502.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,474.41 : 1,731,195.71 = 681,515.03 : x
  2. Step 2: Convert to fraction form
    1,254,474.41/1,731,195.71 = 681,515.03/x
  3. Step 3: Cross multiply
    1,254,474.41x = 1,731,195.71 × 681,515.03
  4. Step 4: Simplify right side
    1,254,474.41x = 1,179,835,884,172.97
  5. Step 5: Solve for x
    x = 1,179,835,884,172.97/1,254,474.41
  6. Step 6: Final answer
    x = 940,502.16

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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.