Home / 1,097,608.76-1,644,706.32-761,306.48

Finding the Fourth Proportional to 1,097,608.76, 1,644,706.32 and 761,306.48

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Solution

The fourth proportional to 1,097,608.76, 1,644,706.32 and 761,306.48 is: 1,140,775.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,608.76 : 1,644,706.32 = 761,306.48 : x
  2. Step 2: Convert to fraction form
    1,097,608.76/1,644,706.32 = 761,306.48/x
  3. Step 3: Cross multiply
    1,097,608.76x = 1,644,706.32 × 761,306.48
  4. Step 4: Simplify right side
    1,097,608.76x = 1,252,125,579,112.95
  5. Step 5: Solve for x
    x = 1,252,125,579,112.95/1,097,608.76
  6. Step 6: Final answer
    x = 1,140,775.86

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.