Home / 5,280,645.42-7,919,699.82-2,438,026.38

Finding the Fourth Proportional to 5,280,645.42, 7,919,699.82 and 2,438,026.38

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Solution

The fourth proportional to 5,280,645.42, 7,919,699.82 and 2,438,026.38 is: 3,656,454.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,645.42 : 7,919,699.82 = 2,438,026.38 : x
  2. Step 2: Convert to fraction form
    5,280,645.42/7,919,699.82 = 2,438,026.38/x
  3. Step 3: Cross multiply
    5,280,645.42x = 7,919,699.82 × 2,438,026.38
  4. Step 4: Simplify right side
    5,280,645.42x = 19,308,437,082,841.25
  5. Step 5: Solve for x
    x = 19,308,437,082,841.25/5,280,645.42
  6. Step 6: Final answer
    x = 3,656,454.00

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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.