Home / 1,412,060.48-1,948,655.04-767,480.88

Finding the Fourth Proportional to 1,412,060.48, 1,948,655.04 and 767,480.88

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Solution

The fourth proportional to 1,412,060.48, 1,948,655.04 and 767,480.88 is: 1,059,129.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,060.48 : 1,948,655.04 = 767,480.88 : x
  2. Step 2: Convert to fraction form
    1,412,060.48/1,948,655.04 = 767,480.88/x
  3. Step 3: Cross multiply
    1,412,060.48x = 1,948,655.04 × 767,480.88
  4. Step 4: Simplify right side
    1,412,060.48x = 1,495,555,484,915.64
  5. Step 5: Solve for x
    x = 1,495,555,484,915.64/1,412,060.48
  6. Step 6: Final answer
    x = 1,059,129.91

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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.