Home / 1,722,774.96-2,585,759.31-870,445.66

Finding the Fourth Proportional to 1,722,774.96, 2,585,759.31 and 870,445.66

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Solution

The fourth proportional to 1,722,774.96, 2,585,759.31 and 870,445.66 is: 1,306,475.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722,774.96 : 2,585,759.31 = 870,445.66 : x
  2. Step 2: Convert to fraction form
    1,722,774.96/2,585,759.31 = 870,445.66/x
  3. Step 3: Cross multiply
    1,722,774.96x = 2,585,759.31 × 870,445.66
  4. Step 4: Simplify right side
    1,722,774.96x = 2,250,762,969,194.09
  5. Step 5: Solve for x
    x = 2,250,762,969,194.09/1,722,774.96
  6. Step 6: Final answer
    x = 1,306,475.32

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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.