Home / 4,260,983.70-6,391,475.55-2,668,458.90

Finding the Fourth Proportional to 4,260,983.70, 6,391,475.55 and 2,668,458.90

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Solution

The fourth proportional to 4,260,983.70, 6,391,475.55 and 2,668,458.90 is: 4,002,688.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,260,983.70 : 6,391,475.55 = 2,668,458.90 : x
  2. Step 2: Convert to fraction form
    4,260,983.70/6,391,475.55 = 2,668,458.90/x
  3. Step 3: Cross multiply
    4,260,983.70x = 6,391,475.55 × 2,668,458.90
  4. Step 4: Simplify right side
    4,260,983.70x = 17,055,389,815,529.89
  5. Step 5: Solve for x
    x = 17,055,389,815,529.89/4,260,983.70
  6. Step 6: Final answer
    x = 4,002,688.35

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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.