Home / 1,100,520.20-1,650,780.30-952,897.70

Finding the Fourth Proportional to 1,100,520.20, 1,650,780.30 and 952,897.70

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Solution

The fourth proportional to 1,100,520.20, 1,650,780.30 and 952,897.70 is: 1,429,346.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,520.20 : 1,650,780.30 = 952,897.70 : x
  2. Step 2: Convert to fraction form
    1,100,520.20/1,650,780.30 = 952,897.70/x
  3. Step 3: Cross multiply
    1,100,520.20x = 1,650,780.30 × 952,897.70
  4. Step 4: Simplify right side
    1,100,520.20x = 1,573,024,751,075.31
  5. Step 5: Solve for x
    x = 1,573,024,751,075.31/1,100,520.20
  6. Step 6: Final answer
    x = 1,429,346.55

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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.