Home / 5,090,242.20-7,634,966.40-2,958,966.96

Finding the Fourth Proportional to 5,090,242.20, 7,634,966.40 and 2,958,966.96

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Solution

The fourth proportional to 5,090,242.20, 7,634,966.40 and 2,958,966.96 is: 4,438,219.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090,242.20 : 7,634,966.40 = 2,958,966.96 : x
  2. Step 2: Convert to fraction form
    5,090,242.20/7,634,966.40 = 2,958,966.96/x
  3. Step 3: Cross multiply
    5,090,242.20x = 7,634,966.40 × 2,958,966.96
  4. Step 4: Simplify right side
    5,090,242.20x = 22,591,613,318,310.14
  5. Step 5: Solve for x
    x = 22,591,613,318,310.14/5,090,242.20
  6. Step 6: Final answer
    x = 4,438,219.72

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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.