Home / 5,194,562.42-7,168,654.78-2,902,819.70

Finding the Fourth Proportional to 5,194,562.42, 7,168,654.78 and 2,902,819.70

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Solution

The fourth proportional to 5,194,562.42, 7,168,654.78 and 2,902,819.70 is: 4,005,979.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194,562.42 : 7,168,654.78 = 2,902,819.70 : x
  2. Step 2: Convert to fraction form
    5,194,562.42/7,168,654.78 = 2,902,819.70/x
  3. Step 3: Cross multiply
    5,194,562.42x = 7,168,654.78 × 2,902,819.70
  4. Step 4: Simplify right side
    5,194,562.42x = 20,809,312,317,883.17
  5. Step 5: Solve for x
    x = 20,809,312,317,883.17/5,194,562.42
  6. Step 6: Final answer
    x = 4,005,979.84

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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.