Home / 1,083,129.20-1,625,730.60-925,535.60

Finding the Fourth Proportional to 1,083,129.20, 1,625,730.60 and 925,535.60

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Solution

The fourth proportional to 1,083,129.20, 1,625,730.60 and 925,535.60 is: 1,389,189.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,129.20 : 1,625,730.60 = 925,535.60 : x
  2. Step 2: Convert to fraction form
    1,083,129.20/1,625,730.60 = 925,535.60/x
  3. Step 3: Cross multiply
    1,083,129.20x = 1,625,730.60 × 925,535.60
  4. Step 4: Simplify right side
    1,083,129.20x = 1,504,671,546,309.36
  5. Step 5: Solve for x
    x = 1,504,671,546,309.36/1,083,129.20
  6. Step 6: Final answer
    x = 1,389,189.35

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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.