Home / 1,230,305.20-1,845,918.60-482,887.60

Finding the Fourth Proportional to 1,230,305.20, 1,845,918.60 and 482,887.60

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Solution

The fourth proportional to 1,230,305.20, 1,845,918.60 and 482,887.60 is: 724,512.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,305.20 : 1,845,918.60 = 482,887.60 : x
  2. Step 2: Convert to fraction form
    1,230,305.20/1,845,918.60 = 482,887.60/x
  3. Step 3: Cross multiply
    1,230,305.20x = 1,845,918.60 × 482,887.60
  4. Step 4: Simplify right side
    1,230,305.20x = 891,371,202,549.36
  5. Step 5: Solve for x
    x = 891,371,202,549.36/1,230,305.20
  6. Step 6: Final answer
    x = 724,512.26

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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.