Home / 1,270,112.04-1,752,777.22-697,205.48

Finding the Fourth Proportional to 1,270,112.04, 1,752,777.22 and 697,205.48

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Solution

The fourth proportional to 1,270,112.04, 1,752,777.22 and 697,205.48 is: 962,155.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,112.04 : 1,752,777.22 = 697,205.48 : x
  2. Step 2: Convert to fraction form
    1,270,112.04/1,752,777.22 = 697,205.48/x
  3. Step 3: Cross multiply
    1,270,112.04x = 1,752,777.22 × 697,205.48
  4. Step 4: Simplify right side
    1,270,112.04x = 1,222,045,883,003.17
  5. Step 5: Solve for x
    x = 1,222,045,883,003.17/1,270,112.04
  6. Step 6: Final answer
    x = 962,155.97

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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.