Home / 2,902,473.90-4,353,711.62-853,134.78

Finding the Fourth Proportional to 2,902,473.90, 4,353,711.62 and 853,134.78

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Solution

The fourth proportional to 2,902,473.90, 4,353,711.62 and 853,134.78 is: 1,279,702.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,902,473.90 : 4,353,711.62 = 853,134.78 : x
  2. Step 2: Convert to fraction form
    2,902,473.90/4,353,711.62 = 853,134.78/x
  3. Step 3: Cross multiply
    2,902,473.90x = 4,353,711.62 × 853,134.78
  4. Step 4: Simplify right side
    2,902,473.90x = 3,714,302,800,846.47
  5. Step 5: Solve for x
    x = 3,714,302,800,846.47/2,902,473.90
  6. Step 6: Final answer
    x = 1,279,702.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.