Home / 1,510,627.59-2,265,692.28-485,906.61

Finding the Fourth Proportional to 1,510,627.59, 2,265,692.28 and 485,906.61

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Solution

The fourth proportional to 1,510,627.59, 2,265,692.28 and 485,906.61 is: 728,779.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,627.59 : 2,265,692.28 = 485,906.61 : x
  2. Step 2: Convert to fraction form
    1,510,627.59/2,265,692.28 = 485,906.61/x
  3. Step 3: Cross multiply
    1,510,627.59x = 2,265,692.28 × 485,906.61
  4. Step 4: Simplify right side
    1,510,627.59x = 1,100,914,855,077.97
  5. Step 5: Solve for x
    x = 1,100,914,855,077.97/1,510,627.59
  6. Step 6: Final answer
    x = 728,779.79

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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.