Home / 1,270,096.80-1,752,751.76-697,126.56

Finding the Fourth Proportional to 1,270,096.80, 1,752,751.76 and 697,126.56

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Solution

The fourth proportional to 1,270,096.80, 1,752,751.76 and 697,126.56 is: 962,044.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,096.80 : 1,752,751.76 = 697,126.56 : x
  2. Step 2: Convert to fraction form
    1,270,096.80/1,752,751.76 = 697,126.56/x
  3. Step 3: Cross multiply
    1,270,096.80x = 1,752,751.76 × 697,126.56
  4. Step 4: Simplify right side
    1,270,096.80x = 1,221,889,804,982.75
  5. Step 5: Solve for x
    x = 1,221,889,804,982.75/1,270,096.80
  6. Step 6: Final answer
    x = 962,044.63

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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.