Home / 1,340,443.52-2,010,238.64-441,717.60

Finding the Fourth Proportional to 1,340,443.52, 2,010,238.64 and 441,717.60

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Solution

The fourth proportional to 1,340,443.52, 2,010,238.64 and 441,717.60 is: 662,435.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,443.52 : 2,010,238.64 = 441,717.60 : x
  2. Step 2: Convert to fraction form
    1,340,443.52/2,010,238.64 = 441,717.60/x
  3. Step 3: Cross multiply
    1,340,443.52x = 2,010,238.64 × 441,717.60
  4. Step 4: Simplify right side
    1,340,443.52x = 887,957,787,488.06
  5. Step 5: Solve for x
    x = 887,957,787,488.06/1,340,443.52
  6. Step 6: Final answer
    x = 662,435.81

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Double scale
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1.5x scale

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.