Home / 1,627,440.31-2,436,371.67-1,086,354.50

Finding the Fourth Proportional to 1,627,440.31, 2,436,371.67 and 1,086,354.50

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Solution

The fourth proportional to 1,627,440.31, 2,436,371.67 and 1,086,354.50 is: 1,626,335.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,440.31 : 2,436,371.67 = 1,086,354.50 : x
  2. Step 2: Convert to fraction form
    1,627,440.31/2,436,371.67 = 1,086,354.50/x
  3. Step 3: Cross multiply
    1,627,440.31x = 2,436,371.67 × 1,086,354.50
  4. Step 4: Simplify right side
    1,627,440.31x = 2,646,763,327,377.02
  5. Step 5: Solve for x
    x = 2,646,763,327,377.02/1,627,440.31
  6. Step 6: Final answer
    x = 1,626,335.12

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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.