Home / 1,663,460.40-2,491,691.40-1,383,524.40

Finding the Fourth Proportional to 1,663,460.40, 2,491,691.40 and 1,383,524.40

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Solution

The fourth proportional to 1,663,460.40, 2,491,691.40 and 1,383,524.40 is: 2,072,376.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,460.40 : 2,491,691.40 = 1,383,524.40 : x
  2. Step 2: Convert to fraction form
    1,663,460.40/2,491,691.40 = 1,383,524.40/x
  3. Step 3: Cross multiply
    1,663,460.40x = 2,491,691.40 × 1,383,524.40
  4. Step 4: Simplify right side
    1,663,460.40x = 3,447,315,849,170.16
  5. Step 5: Solve for x
    x = 3,447,315,849,170.16/1,663,460.40
  6. Step 6: Final answer
    x = 2,072,376.26

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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.