Home / 1,750,458.60-2,625,687.90-685,146.60

Finding the Fourth Proportional to 1,750,458.60, 2,625,687.90 and 685,146.60

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Solution

The fourth proportional to 1,750,458.60, 2,625,687.90 and 685,146.60 is: 1,027,719.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750,458.60 : 2,625,687.90 = 685,146.60 : x
  2. Step 2: Convert to fraction form
    1,750,458.60/2,625,687.90 = 685,146.60/x
  3. Step 3: Cross multiply
    1,750,458.60x = 2,625,687.90 × 685,146.60
  4. Step 4: Simplify right side
    1,750,458.60x = 1,798,981,137,346.14
  5. Step 5: Solve for x
    x = 1,798,981,137,346.14/1,750,458.60
  6. Step 6: Final answer
    x = 1,027,719.90

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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.