Home / 1,371,047.90-2,055,215.90-650,121.44

Finding the Fourth Proportional to 1,371,047.90, 2,055,215.90 and 650,121.44

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Solution

The fourth proportional to 1,371,047.90, 2,055,215.90 and 650,121.44 is: 974,539.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,047.90 : 2,055,215.90 = 650,121.44 : x
  2. Step 2: Convert to fraction form
    1,371,047.90/2,055,215.90 = 650,121.44/x
  3. Step 3: Cross multiply
    1,371,047.90x = 2,055,215.90 × 650,121.44
  4. Step 4: Simplify right side
    1,371,047.90x = 1,336,139,920,418.90
  5. Step 5: Solve for x
    x = 1,336,139,920,418.90/1,371,047.90
  6. Step 6: Final answer
    x = 974,539.20

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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.