Home / 910,987.80-1,366,481.70-733,840.80

Finding the Fourth Proportional to 910,987.80, 1,366,481.70 and 733,840.80

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Solution

The fourth proportional to 910,987.80, 1,366,481.70 and 733,840.80 is: 1,100,761.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,987.80 : 1,366,481.70 = 733,840.80 : x
  2. Step 2: Convert to fraction form
    910,987.80/1,366,481.70 = 733,840.80/x
  3. Step 3: Cross multiply
    910,987.80x = 1,366,481.70 × 733,840.80
  4. Step 4: Simplify right side
    910,987.80x = 1,002,780,023,913.36
  5. Step 5: Solve for x
    x = 1,002,780,023,913.36/910,987.80
  6. Step 6: Final answer
    x = 1,100,761.20

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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.