Home / 2,786,915.94-4,180,170.86-1,250,387.18

Finding the Fourth Proportional to 2,786,915.94, 4,180,170.86 and 1,250,387.18

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Solution

The fourth proportional to 2,786,915.94, 4,180,170.86 and 1,250,387.18 is: 1,875,489.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,786,915.94 : 4,180,170.86 = 1,250,387.18 : x
  2. Step 2: Convert to fraction form
    2,786,915.94/4,180,170.86 = 1,250,387.18/x
  3. Step 3: Cross multiply
    2,786,915.94x = 4,180,170.86 × 1,250,387.18
  4. Step 4: Simplify right side
    2,786,915.94x = 5,226,832,053,553.57
  5. Step 5: Solve for x
    x = 5,226,832,053,553.57/2,786,915.94
  6. Step 6: Final answer
    x = 1,875,489.67

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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.