Home / 1,412,001.76-1,948,575.16-767,423.44

Finding the Fourth Proportional to 1,412,001.76, 1,948,575.16 and 767,423.44

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Solution

The fourth proportional to 1,412,001.76, 1,948,575.16 and 767,423.44 is: 1,059,051.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,001.76 : 1,948,575.16 = 767,423.44 : x
  2. Step 2: Convert to fraction form
    1,412,001.76/1,948,575.16 = 767,423.44/x
  3. Step 3: Cross multiply
    1,412,001.76x = 1,948,575.16 × 767,423.44
  4. Step 4: Simplify right side
    1,412,001.76x = 1,495,382,252,385.75
  5. Step 5: Solve for x
    x = 1,495,382,252,385.75/1,412,001.76
  6. Step 6: Final answer
    x = 1,059,051.27

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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.