Home / 4,578,011.20-6,868,110.30-1,383,168.70

Finding the Fourth Proportional to 4,578,011.20, 6,868,110.30 and 1,383,168.70

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Solution

The fourth proportional to 4,578,011.20, 6,868,110.30 and 1,383,168.70 is: 2,075,083.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578,011.20 : 6,868,110.30 = 1,383,168.70 : x
  2. Step 2: Convert to fraction form
    4,578,011.20/6,868,110.30 = 1,383,168.70/x
  3. Step 3: Cross multiply
    4,578,011.20x = 6,868,110.30 × 1,383,168.70
  4. Step 4: Simplify right side
    4,578,011.20x = 9,499,755,195,107.61
  5. Step 5: Solve for x
    x = 9,499,755,195,107.61/4,578,011.20
  6. Step 6: Final answer
    x = 2,075,083.43

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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.