Home / 5,159,579.04-7,739,344.08-1,321,393.92

Finding the Fourth Proportional to 5,159,579.04, 7,739,344.08 and 1,321,393.92

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Solution

The fourth proportional to 5,159,579.04, 7,739,344.08 and 1,321,393.92 is: 1,982,084.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,159,579.04 : 7,739,344.08 = 1,321,393.92 : x
  2. Step 2: Convert to fraction form
    5,159,579.04/7,739,344.08 = 1,321,393.92/x
  3. Step 3: Cross multiply
    5,159,579.04x = 7,739,344.08 × 1,321,393.92
  4. Step 4: Simplify right side
    5,159,579.04x = 10,226,722,212,099.99
  5. Step 5: Solve for x
    x = 10,226,722,212,099.99/5,159,579.04
  6. Step 6: Final answer
    x = 1,982,084.61

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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.