Home / 1,270,288.35-1,752,933.63-754,064.34

Finding the Fourth Proportional to 1,270,288.35, 1,752,933.63 and 754,064.34

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Solution

The fourth proportional to 1,270,288.35, 1,752,933.63 and 754,064.34 is: 1,040,570.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,288.35 : 1,752,933.63 = 754,064.34 : x
  2. Step 2: Convert to fraction form
    1,270,288.35/1,752,933.63 = 754,064.34/x
  3. Step 3: Cross multiply
    1,270,288.35x = 1,752,933.63 × 754,064.34
  4. Step 4: Simplify right side
    1,270,288.35x = 1,321,824,740,769.75
  5. Step 5: Solve for x
    x = 1,321,824,740,769.75/1,270,288.35
  6. Step 6: Final answer
    x = 1,040,570.62

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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.