Home / 1,116,764.82-1,540,063.53-750,070.53

Finding the Fourth Proportional to 1,116,764.82, 1,540,063.53 and 750,070.53

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Solution

The fourth proportional to 1,116,764.82, 1,540,063.53 and 750,070.53 is: 1,034,377.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,764.82 : 1,540,063.53 = 750,070.53 : x
  2. Step 2: Convert to fraction form
    1,116,764.82/1,540,063.53 = 750,070.53/x
  3. Step 3: Cross multiply
    1,116,764.82x = 1,540,063.53 × 750,070.53
  4. Step 4: Simplify right side
    1,116,764.82x = 1,155,156,268,180.77
  5. Step 5: Solve for x
    x = 1,155,156,268,180.77/1,116,764.82
  6. Step 6: Final answer
    x = 1,034,377.38

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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.