Home / 1,157,098.56-1,728,611.33-748,966.08

Finding the Fourth Proportional to 1,157,098.56, 1,728,611.33 and 748,966.08

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Solution

The fourth proportional to 1,157,098.56, 1,728,611.33 and 748,966.08 is: 1,118,894.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,098.56 : 1,728,611.33 = 748,966.08 : x
  2. Step 2: Convert to fraction form
    1,157,098.56/1,728,611.33 = 748,966.08/x
  3. Step 3: Cross multiply
    1,157,098.56x = 1,728,611.33 × 748,966.08
  4. Step 4: Simplify right side
    1,157,098.56x = 1,294,671,251,673.69
  5. Step 5: Solve for x
    x = 1,294,671,251,673.69/1,157,098.56
  6. Step 6: Final answer
    x = 1,118,894.53

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.