Home / 4,999,134-7,499,979.72-1,453,278

Finding the Fourth Proportional to 4,999,134, 7,499,979.72 and 1,453,278

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Solution

The fourth proportional to 4,999,134, 7,499,979.72 and 1,453,278 is: 2,180,288.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999,134 : 7,499,979.72 = 1,453,278 : x
  2. Step 2: Convert to fraction form
    4,999,134/7,499,979.72 = 1,453,278/x
  3. Step 3: Cross multiply
    4,999,134x = 7,499,979.72 × 1,453,278
  4. Step 4: Simplify right side
    4,999,134x = 10,899,555,527,522.16
  5. Step 5: Solve for x
    x = 10,899,555,527,522.16/4,999,134
  6. Step 6: Final answer
    x = 2,180,288.73

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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.