Home / 5,280,647.42-7,919,702.82-2,438,028.38

Finding the Fourth Proportional to 5,280,647.42, 7,919,702.82 and 2,438,028.38

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Solution

The fourth proportional to 5,280,647.42, 7,919,702.82 and 2,438,028.38 is: 3,656,457.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,647.42 : 7,919,702.82 = 2,438,028.38 : x
  2. Step 2: Convert to fraction form
    5,280,647.42/7,919,702.82 = 2,438,028.38/x
  3. Step 3: Cross multiply
    5,280,647.42x = 7,919,702.82 × 2,438,028.38
  4. Step 4: Simplify right side
    5,280,647.42x = 19,308,460,236,326.03
  5. Step 5: Solve for x
    x = 19,308,460,236,326.03/5,280,647.42
  6. Step 6: Final answer
    x = 3,656,457.00

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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.