Home / 1,255,535.78-1,732,659.10-682,578.14

Finding the Fourth Proportional to 1,255,535.78, 1,732,659.10 and 682,578.14

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Solution

The fourth proportional to 1,255,535.78, 1,732,659.10 and 682,578.14 is: 941,968.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,535.78 : 1,732,659.10 = 682,578.14 : x
  2. Step 2: Convert to fraction form
    1,255,535.78/1,732,659.10 = 682,578.14/x
  3. Step 3: Cross multiply
    1,255,535.78x = 1,732,659.10 × 682,578.14
  4. Step 4: Simplify right side
    1,255,535.78x = 1,182,675,225,732.07
  5. Step 5: Solve for x
    x = 1,182,675,225,732.07/1,255,535.78
  6. Step 6: Final answer
    x = 941,968.56

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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.