Home / 1,010,850.31-1,395,006.05-551,988.85

Finding the Fourth Proportional to 1,010,850.31, 1,395,006.05 and 551,988.85

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Solution

The fourth proportional to 1,010,850.31, 1,395,006.05 and 551,988.85 is: 761,762.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,850.31 : 1,395,006.05 = 551,988.85 : x
  2. Step 2: Convert to fraction form
    1,010,850.31/1,395,006.05 = 551,988.85/x
  3. Step 3: Cross multiply
    1,010,850.31x = 1,395,006.05 × 551,988.85
  4. Step 4: Simplify right side
    1,010,850.31x = 770,027,786,609.15
  5. Step 5: Solve for x
    x = 770,027,786,609.15/1,010,850.31
  6. Step 6: Final answer
    x = 761,762.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.