Home / 1,202,272.20-1,801,877.40-491,497.20

Finding the Fourth Proportional to 1,202,272.20, 1,801,877.40 and 491,497.20

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Solution

The fourth proportional to 1,202,272.20, 1,801,877.40 and 491,497.20 is: 736,619.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,272.20 : 1,801,877.40 = 491,497.20 : x
  2. Step 2: Convert to fraction form
    1,202,272.20/1,801,877.40 = 491,497.20/x
  3. Step 3: Cross multiply
    1,202,272.20x = 1,801,877.40 × 491,497.20
  4. Step 4: Simplify right side
    1,202,272.20x = 885,617,696,843.28
  5. Step 5: Solve for x
    x = 885,617,696,843.28/1,202,272.20
  6. Step 6: Final answer
    x = 736,619.96

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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.