Home / 1,303,629.90-1,954,278.45-854,565.90

Finding the Fourth Proportional to 1,303,629.90, 1,954,278.45 and 854,565.90

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Solution

The fourth proportional to 1,303,629.90, 1,954,278.45 and 854,565.90 is: 1,281,084.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,629.90 : 1,954,278.45 = 854,565.90 : x
  2. Step 2: Convert to fraction form
    1,303,629.90/1,954,278.45 = 854,565.90/x
  3. Step 3: Cross multiply
    1,303,629.90x = 1,954,278.45 × 854,565.90
  4. Step 4: Simplify right side
    1,303,629.90x = 1,670,059,722,474.86
  5. Step 5: Solve for x
    x = 1,670,059,722,474.86/1,303,629.90
  6. Step 6: Final answer
    x = 1,281,084.24

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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.