Home / 1,255,322.19-1,709,169.07-1,251,336.38

Finding the Fourth Proportional to 1,255,322.19, 1,709,169.07 and 1,251,336.38

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Solution

The fourth proportional to 1,255,322.19, 1,709,169.07 and 1,251,336.38 is: 1,703,742.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,322.19 : 1,709,169.07 = 1,251,336.38 : x
  2. Step 2: Convert to fraction form
    1,255,322.19/1,709,169.07 = 1,251,336.38/x
  3. Step 3: Cross multiply
    1,255,322.19x = 1,709,169.07 × 1,251,336.38
  4. Step 4: Simplify right side
    1,255,322.19x = 2,138,745,428,315.92
  5. Step 5: Solve for x
    x = 2,138,745,428,315.92/1,255,322.19
  6. Step 6: Final answer
    x = 1,703,742.24

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.