Home / 1,255,564.20-1,883,346.30-1,098,100.20

Finding the Fourth Proportional to 1,255,564.20, 1,883,346.30 and 1,098,100.20

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Solution

The fourth proportional to 1,255,564.20, 1,883,346.30 and 1,098,100.20 is: 1,647,150.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,564.20 : 1,883,346.30 = 1,098,100.20 : x
  2. Step 2: Convert to fraction form
    1,255,564.20/1,883,346.30 = 1,098,100.20/x
  3. Step 3: Cross multiply
    1,255,564.20x = 1,883,346.30 × 1,098,100.20
  4. Step 4: Simplify right side
    1,255,564.20x = 2,068,102,948,699.26
  5. Step 5: Solve for x
    x = 2,068,102,948,699.26/1,255,564.20
  6. Step 6: Final answer
    x = 1,647,150.30

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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.