Home / 2,278,631.71-3,144,532.76-1,260,053.47

Finding the Fourth Proportional to 2,278,631.71, 3,144,532.76 and 1,260,053.47

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Solution

The fourth proportional to 2,278,631.71, 3,144,532.76 and 1,260,053.47 is: 1,738,885.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278,631.71 : 3,144,532.76 = 1,260,053.47 : x
  2. Step 2: Convert to fraction form
    2,278,631.71/3,144,532.76 = 1,260,053.47/x
  3. Step 3: Cross multiply
    2,278,631.71x = 3,144,532.76 × 1,260,053.47
  4. Step 4: Simplify right side
    2,278,631.71x = 3,962,279,415,766.68
  5. Step 5: Solve for x
    x = 3,962,279,415,766.68/2,278,631.71
  6. Step 6: Final answer
    x = 1,738,885.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.