Home / 1,615,296.60-2,418,279.30-985,440.60

Finding the Fourth Proportional to 1,615,296.60, 2,418,279.30 and 985,440.60

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Solution

The fourth proportional to 1,615,296.60, 2,418,279.30 and 985,440.60 is: 1,475,314.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,296.60 : 2,418,279.30 = 985,440.60 : x
  2. Step 2: Convert to fraction form
    1,615,296.60/2,418,279.30 = 985,440.60/x
  3. Step 3: Cross multiply
    1,615,296.60x = 2,418,279.30 × 985,440.60
  4. Step 4: Simplify right side
    1,615,296.60x = 2,383,070,604,359.58
  5. Step 5: Solve for x
    x = 2,383,070,604,359.58/1,615,296.60
  6. Step 6: Final answer
    x = 1,475,314.57

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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.