Home / 1,455,535.64-2,180,889.78-885,191.60

Finding the Fourth Proportional to 1,455,535.64, 2,180,889.78 and 885,191.60

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Solution

The fourth proportional to 1,455,535.64, 2,180,889.78 and 885,191.60 is: 1,326,319.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,535.64 : 2,180,889.78 = 885,191.60 : x
  2. Step 2: Convert to fraction form
    1,455,535.64/2,180,889.78 = 885,191.60/x
  3. Step 3: Cross multiply
    1,455,535.64x = 2,180,889.78 × 885,191.60
  4. Step 4: Simplify right side
    1,455,535.64x = 1,930,505,313,781.85
  5. Step 5: Solve for x
    x = 1,930,505,313,781.85/1,455,535.64
  6. Step 6: Final answer
    x = 1,326,319.51

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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.