Home / 1,632,309.90-2,445,512.40-1,396,113.90

Finding the Fourth Proportional to 1,632,309.90, 2,445,512.40 and 1,396,113.90

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Solution

The fourth proportional to 1,632,309.90, 2,445,512.40 and 1,396,113.90 is: 2,091,645.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632,309.90 : 2,445,512.40 = 1,396,113.90 : x
  2. Step 2: Convert to fraction form
    1,632,309.90/2,445,512.40 = 1,396,113.90/x
  3. Step 3: Cross multiply
    1,632,309.90x = 2,445,512.40 × 1,396,113.90
  4. Step 4: Simplify right side
    1,632,309.90x = 3,414,213,854,262.36
  5. Step 5: Solve for x
    x = 3,414,213,854,262.36/1,632,309.90
  6. Step 6: Final answer
    x = 2,091,645.62

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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.