Home / 1,380,799.20-2,068,545.24-846,762.96

Finding the Fourth Proportional to 1,380,799.20, 2,068,545.24 and 846,762.96

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Solution

The fourth proportional to 1,380,799.20, 2,068,545.24 and 846,762.96 is: 1,268,517.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,799.20 : 2,068,545.24 = 846,762.96 : x
  2. Step 2: Convert to fraction form
    1,380,799.20/2,068,545.24 = 846,762.96/x
  3. Step 3: Cross multiply
    1,380,799.20x = 2,068,545.24 × 846,762.96
  4. Step 4: Simplify right side
    1,380,799.20x = 1,751,567,490,316.31
  5. Step 5: Solve for x
    x = 1,751,567,490,316.31/1,380,799.20
  6. Step 6: Final answer
    x = 1,268,517.17

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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.