Home / 1,010,761.12-1,394,853.30-551,879.65

Finding the Fourth Proportional to 1,010,761.12, 1,394,853.30 and 551,879.65

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Solution

The fourth proportional to 1,010,761.12, 1,394,853.30 and 551,879.65 is: 761,595.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,761.12 : 1,394,853.30 = 551,879.65 : x
  2. Step 2: Convert to fraction form
    1,010,761.12/1,394,853.30 = 551,879.65/x
  3. Step 3: Cross multiply
    1,010,761.12x = 1,394,853.30 × 551,879.65
  4. Step 4: Simplify right side
    1,010,761.12x = 769,791,151,005.35
  5. Step 5: Solve for x
    x = 769,791,151,005.35/1,010,761.12
  6. Step 6: Final answer
    x = 761,595.53

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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.