Home / 4,988,384.38-7,482,592.32-1,394,127.64

Finding the Fourth Proportional to 4,988,384.38, 7,482,592.32 and 1,394,127.64

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Solution

The fourth proportional to 4,988,384.38, 7,482,592.32 and 1,394,127.64 is: 2,091,195.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988,384.38 : 7,482,592.32 = 1,394,127.64 : x
  2. Step 2: Convert to fraction form
    4,988,384.38/7,482,592.32 = 1,394,127.64/x
  3. Step 3: Cross multiply
    4,988,384.38x = 7,482,592.32 × 1,394,127.64
  4. Step 4: Simplify right side
    4,988,384.38x = 10,431,688,772,163.72
  5. Step 5: Solve for x
    x = 10,431,688,772,163.72/4,988,384.38
  6. Step 6: Final answer
    x = 2,091,195.86

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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.