Home / 1,148,764.46-1,585,728.71-903,108.30

Finding the Fourth Proportional to 1,148,764.46, 1,585,728.71 and 903,108.30

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Solution

The fourth proportional to 1,148,764.46, 1,585,728.71 and 903,108.30 is: 1,246,630.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,764.46 : 1,585,728.71 = 903,108.30 : x
  2. Step 2: Convert to fraction form
    1,148,764.46/1,585,728.71 = 903,108.30/x
  3. Step 3: Cross multiply
    1,148,764.46x = 1,585,728.71 × 903,108.30
  4. Step 4: Simplify right side
    1,148,764.46x = 1,432,084,755,033.75
  5. Step 5: Solve for x
    x = 1,432,084,755,033.75/1,148,764.46
  6. Step 6: Final answer
    x = 1,246,630.45

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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.