Home / 5,257,812.60-7,882,344.90-2,227,505.40

Finding the Fourth Proportional to 5,257,812.60, 7,882,344.90 and 2,227,505.40

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Solution

The fourth proportional to 5,257,812.60, 7,882,344.90 and 2,227,505.40 is: 3,339,405.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257,812.60 : 7,882,344.90 = 2,227,505.40 : x
  2. Step 2: Convert to fraction form
    5,257,812.60/7,882,344.90 = 2,227,505.40/x
  3. Step 3: Cross multiply
    5,257,812.60x = 7,882,344.90 × 2,227,505.40
  4. Step 4: Simplify right side
    5,257,812.60x = 17,557,965,829,412.46
  5. Step 5: Solve for x
    x = 17,557,965,829,412.46/5,257,812.60
  6. Step 6: Final answer
    x = 3,339,405.03

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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.