Home / 2,855,200.62-4,278,995.45-1,507,046.30

Finding the Fourth Proportional to 2,855,200.62, 4,278,995.45 and 1,507,046.30

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Solution

The fourth proportional to 2,855,200.62, 4,278,995.45 and 1,507,046.30 is: 2,258,560.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,200.62 : 4,278,995.45 = 1,507,046.30 : x
  2. Step 2: Convert to fraction form
    2,855,200.62/4,278,995.45 = 1,507,046.30/x
  3. Step 3: Cross multiply
    2,855,200.62x = 4,278,995.45 × 1,507,046.30
  4. Step 4: Simplify right side
    2,855,200.62x = 6,448,644,260,639.34
  5. Step 5: Solve for x
    x = 6,448,644,260,639.34/2,855,200.62
  6. Step 6: Final answer
    x = 2,258,560.82

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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.