Home / 1,412,056.90-1,948,658.25-767,476.90

Finding the Fourth Proportional to 1,412,056.90, 1,948,658.25 and 767,476.90

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Solution

The fourth proportional to 1,412,056.90, 1,948,658.25 and 767,476.90 is: 1,059,128.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,056.90 : 1,948,658.25 = 767,476.90 : x
  2. Step 2: Convert to fraction form
    1,412,056.90/1,948,658.25 = 767,476.90/x
  3. Step 3: Cross multiply
    1,412,056.90x = 1,948,658.25 × 767,476.90
  4. Step 4: Simplify right side
    1,412,056.90x = 1,495,550,192,869.43
  5. Step 5: Solve for x
    x = 1,495,550,192,869.43/1,412,056.90
  6. Step 6: Final answer
    x = 1,059,128.84

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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.