Home / 1,236,135.60-1,853,742.60-488,026.80

Finding the Fourth Proportional to 1,236,135.60, 1,853,742.60 and 488,026.80

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Solution

The fourth proportional to 1,236,135.60, 1,853,742.60 and 488,026.80 is: 731,858.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,135.60 : 1,853,742.60 = 488,026.80 : x
  2. Step 2: Convert to fraction form
    1,236,135.60/1,853,742.60 = 488,026.80/x
  3. Step 3: Cross multiply
    1,236,135.60x = 1,853,742.60 × 488,026.80
  4. Step 4: Simplify right side
    1,236,135.60x = 904,676,069,101.68
  5. Step 5: Solve for x
    x = 904,676,069,101.68/1,236,135.60
  6. Step 6: Final answer
    x = 731,858.28

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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.