Home / 5,395,712.64-8,091,172.80-2,870,835.84

Finding the Fourth Proportional to 5,395,712.64, 8,091,172.80 and 2,870,835.84

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Solution

The fourth proportional to 5,395,712.64, 8,091,172.80 and 2,870,835.84 is: 4,304,978.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395,712.64 : 8,091,172.80 = 2,870,835.84 : x
  2. Step 2: Convert to fraction form
    5,395,712.64/8,091,172.80 = 2,870,835.84/x
  3. Step 3: Cross multiply
    5,395,712.64x = 8,091,172.80 × 2,870,835.84
  4. Step 4: Simplify right side
    5,395,712.64x = 23,228,428,861,873.15
  5. Step 5: Solve for x
    x = 23,228,428,861,873.15/5,395,712.64
  6. Step 6: Final answer
    x = 4,304,978.86

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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.