Home / 1,134,678.33-1,565,851.37-625,380.57

Finding the Fourth Proportional to 1,134,678.33, 1,565,851.37 and 625,380.57

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Solution

The fourth proportional to 1,134,678.33, 1,565,851.37 and 625,380.57 is: 863,022.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,678.33 : 1,565,851.37 = 625,380.57 : x
  2. Step 2: Convert to fraction form
    1,134,678.33/1,565,851.37 = 625,380.57/x
  3. Step 3: Cross multiply
    1,134,678.33x = 1,565,851.37 × 625,380.57
  4. Step 4: Simplify right side
    1,134,678.33x = 979,253,019,178.98
  5. Step 5: Solve for x
    x = 979,253,019,178.98/1,134,678.33
  6. Step 6: Final answer
    x = 863,022.58

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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.