Home / 1,805,217.68-2,491,316.52-1,000,453.52

Finding the Fourth Proportional to 1,805,217.68, 2,491,316.52 and 1,000,453.52

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Solution

The fourth proportional to 1,805,217.68, 2,491,316.52 and 1,000,453.52 is: 1,380,690.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,217.68 : 2,491,316.52 = 1,000,453.52 : x
  2. Step 2: Convert to fraction form
    1,805,217.68/2,491,316.52 = 1,000,453.52/x
  3. Step 3: Cross multiply
    1,805,217.68x = 2,491,316.52 × 1,000,453.52
  4. Step 4: Simplify right side
    1,805,217.68x = 2,492,446,381,868.15
  5. Step 5: Solve for x
    x = 2,492,446,381,868.15/1,805,217.68
  6. Step 6: Final answer
    x = 1,380,690.21

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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.