Home / 1,522,470.48-2,100,742.23-868,798.05

Finding the Fourth Proportional to 1,522,470.48, 2,100,742.23 and 868,798.05

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Solution

The fourth proportional to 1,522,470.48, 2,100,742.23 and 868,798.05 is: 1,198,788.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,470.48 : 2,100,742.23 = 868,798.05 : x
  2. Step 2: Convert to fraction form
    1,522,470.48/2,100,742.23 = 868,798.05/x
  3. Step 3: Cross multiply
    1,522,470.48x = 2,100,742.23 × 868,798.05
  4. Step 4: Simplify right side
    1,522,470.48x = 1,825,120,752,976.65
  5. Step 5: Solve for x
    x = 1,825,120,752,976.65/1,522,470.48
  6. Step 6: Final answer
    x = 1,198,788.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.