Home / 3,038,057.55-4,192,436.48-1,679,884.11

Finding the Fourth Proportional to 3,038,057.55, 4,192,436.48 and 1,679,884.11

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Solution

The fourth proportional to 3,038,057.55, 4,192,436.48 and 1,679,884.11 is: 2,318,194.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038,057.55 : 4,192,436.48 = 1,679,884.11 : x
  2. Step 2: Convert to fraction form
    3,038,057.55/4,192,436.48 = 1,679,884.11/x
  3. Step 3: Cross multiply
    3,038,057.55x = 4,192,436.48 × 1,679,884.11
  4. Step 4: Simplify right side
    3,038,057.55x = 7,042,807,416,536.91
  5. Step 5: Solve for x
    x = 7,042,807,416,536.91/3,038,057.55
  6. Step 6: Final answer
    x = 2,318,194.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.