Home / 972,214.80-1,458,322.20-814,750.80

Finding the Fourth Proportional to 972,214.80, 1,458,322.20 and 814,750.80

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Solution

The fourth proportional to 972,214.80, 1,458,322.20 and 814,750.80 is: 1,222,126.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,214.80 : 1,458,322.20 = 814,750.80 : x
  2. Step 2: Convert to fraction form
    972,214.80/1,458,322.20 = 814,750.80/x
  3. Step 3: Cross multiply
    972,214.80x = 1,458,322.20 × 814,750.80
  4. Step 4: Simplify right side
    972,214.80x = 1,188,169,179,107.76
  5. Step 5: Solve for x
    x = 1,188,169,179,107.76/972,214.80
  6. Step 6: Final answer
    x = 1,222,126.20

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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.