Home / 1,667,856.06-2,301,640.92-903,909.69

Finding the Fourth Proportional to 1,667,856.06, 2,301,640.92 and 903,909.69

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Solution

The fourth proportional to 1,667,856.06, 2,301,640.92 and 903,909.69 is: 1,247,395.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,856.06 : 2,301,640.92 = 903,909.69 : x
  2. Step 2: Convert to fraction form
    1,667,856.06/2,301,640.92 = 903,909.69/x
  3. Step 3: Cross multiply
    1,667,856.06x = 2,301,640.92 × 903,909.69
  4. Step 4: Simplify right side
    1,667,856.06x = 2,080,475,530,488.51
  5. Step 5: Solve for x
    x = 2,080,475,530,488.51/1,667,856.06
  6. Step 6: Final answer
    x = 1,247,395.13

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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.