Home / 1,667,742.61-2,301,486.77-903,796.17

Finding the Fourth Proportional to 1,667,742.61, 2,301,486.77 and 903,796.17

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Solution

The fourth proportional to 1,667,742.61, 2,301,486.77 and 903,796.17 is: 1,247,239.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,742.61 : 2,301,486.77 = 903,796.17 : x
  2. Step 2: Convert to fraction form
    1,667,742.61/2,301,486.77 = 903,796.17/x
  3. Step 3: Cross multiply
    1,667,742.61x = 2,301,486.77 × 903,796.17
  4. Step 4: Simplify right side
    1,667,742.61x = 2,080,074,923,512.69
  5. Step 5: Solve for x
    x = 2,080,074,923,512.69/1,667,742.61
  6. Step 6: Final answer
    x = 1,247,239.78

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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.