Home / 1,332,915.24-1,839,151.26-788,778.70

Finding the Fourth Proportional to 1,332,915.24, 1,839,151.26 and 788,778.70

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Solution

The fourth proportional to 1,332,915.24, 1,839,151.26 and 788,778.70 is: 1,088,353.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,915.24 : 1,839,151.26 = 788,778.70 : x
  2. Step 2: Convert to fraction form
    1,332,915.24/1,839,151.26 = 788,778.70/x
  3. Step 3: Cross multiply
    1,332,915.24x = 1,839,151.26 × 788,778.70
  4. Step 4: Simplify right side
    1,332,915.24x = 1,450,683,339,966.16
  5. Step 5: Solve for x
    x = 1,450,683,339,966.16/1,332,915.24
  6. Step 6: Final answer
    x = 1,088,353.78

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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.