Home / 956,816.68-1,321,750.02-906,428.20

Finding the Fourth Proportional to 956,816.68, 1,321,750.02 and 906,428.20

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Solution

The fourth proportional to 956,816.68, 1,321,750.02 and 906,428.20 is: 1,252,143.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,816.68 : 1,321,750.02 = 906,428.20 : x
  2. Step 2: Convert to fraction form
    956,816.68/1,321,750.02 = 906,428.20/x
  3. Step 3: Cross multiply
    956,816.68x = 1,321,750.02 × 906,428.20
  4. Step 4: Simplify right side
    956,816.68x = 1,198,071,491,478.56
  5. Step 5: Solve for x
    x = 1,198,071,491,478.56/956,816.68
  6. Step 6: Final answer
    x = 1,252,143.19

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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.