Home / 6,227,705.80-9,339,809.10-1,969,179.40

Finding the Fourth Proportional to 6,227,705.80, 9,339,809.10 and 1,969,179.40

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Solution

The fourth proportional to 6,227,705.80, 9,339,809.10 and 1,969,179.40 is: 2,953,215.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,227,705.80 : 9,339,809.10 = 1,969,179.40 : x
  2. Step 2: Convert to fraction form
    6,227,705.80/9,339,809.10 = 1,969,179.40/x
  3. Step 3: Cross multiply
    6,227,705.80x = 9,339,809.10 × 1,969,179.40
  4. Step 4: Simplify right side
    6,227,705.80x = 18,391,759,679,652.54
  5. Step 5: Solve for x
    x = 18,391,759,679,652.54/6,227,705.80
  6. Step 6: Final answer
    x = 2,953,215.88

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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.