Home / 1,095,721.56-1,512,066.65-612,290.66

Finding the Fourth Proportional to 1,095,721.56, 1,512,066.65 and 612,290.66

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Solution

The fourth proportional to 1,095,721.56, 1,512,066.65 and 612,290.66 is: 844,944.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,721.56 : 1,512,066.65 = 612,290.66 : x
  2. Step 2: Convert to fraction form
    1,095,721.56/1,512,066.65 = 612,290.66/x
  3. Step 3: Cross multiply
    1,095,721.56x = 1,512,066.65 × 612,290.66
  4. Step 4: Simplify right side
    1,095,721.56x = 925,824,276,470.70
  5. Step 5: Solve for x
    x = 925,824,276,470.70/1,095,721.56
  6. Step 6: Final answer
    x = 844,944.84

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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.