Home / 1,134,556.38-1,565,687.80-625,258.76

Finding the Fourth Proportional to 1,134,556.38, 1,565,687.80 and 625,258.76

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Solution

The fourth proportional to 1,134,556.38, 1,565,687.80 and 625,258.76 is: 862,857.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,556.38 : 1,565,687.80 = 625,258.76 : x
  2. Step 2: Convert to fraction form
    1,134,556.38/1,565,687.80 = 625,258.76/x
  3. Step 3: Cross multiply
    1,134,556.38x = 1,565,687.80 × 625,258.76
  4. Step 4: Simplify right side
    1,134,556.38x = 978,960,004,546.69
  5. Step 5: Solve for x
    x = 978,960,004,546.69/1,134,556.38
  6. Step 6: Final answer
    x = 862,857.08

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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.