Home / 4,674,383.10-7,011,574.65-3,078,747.90

Finding the Fourth Proportional to 4,674,383.10, 7,011,574.65 and 3,078,747.90

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Solution

The fourth proportional to 4,674,383.10, 7,011,574.65 and 3,078,747.90 is: 4,618,121.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674,383.10 : 7,011,574.65 = 3,078,747.90 : x
  2. Step 2: Convert to fraction form
    4,674,383.10/7,011,574.65 = 3,078,747.90/x
  3. Step 3: Cross multiply
    4,674,383.10x = 7,011,574.65 × 3,078,747.90
  4. Step 4: Simplify right side
    4,674,383.10x = 21,586,870,729,380.73
  5. Step 5: Solve for x
    x = 21,586,870,729,380.73/4,674,383.10
  6. Step 6: Final answer
    x = 4,618,121.85

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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.