Home / 972,949.60-1,455,487.80-854,851.60

Finding the Fourth Proportional to 972,949.60, 1,455,487.80 and 854,851.60

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Solution

The fourth proportional to 972,949.60, 1,455,487.80 and 854,851.60 is: 1,278,818.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,949.60 : 1,455,487.80 = 854,851.60 : x
  2. Step 2: Convert to fraction form
    972,949.60/1,455,487.80 = 854,851.60/x
  3. Step 3: Cross multiply
    972,949.60x = 1,455,487.80 × 854,851.60
  4. Step 4: Simplify right side
    972,949.60x = 1,244,226,074,610.48
  5. Step 5: Solve for x
    x = 1,244,226,074,610.48/972,949.60
  6. Step 6: Final answer
    x = 1,278,818.63

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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.