Home / 1,667,189.18-2,300,723.33-903,242.75

Finding the Fourth Proportional to 1,667,189.18, 2,300,723.33 and 903,242.75

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Solution

The fourth proportional to 1,667,189.18, 2,300,723.33 and 903,242.75 is: 1,246,476.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,189.18 : 2,300,723.33 = 903,242.75 : x
  2. Step 2: Convert to fraction form
    1,667,189.18/2,300,723.33 = 903,242.75/x
  3. Step 3: Cross multiply
    1,667,189.18x = 2,300,723.33 × 903,242.75
  4. Step 4: Simplify right side
    1,667,189.18x = 2,078,111,651,558.53
  5. Step 5: Solve for x
    x = 2,078,111,651,558.53/1,667,189.18
  6. Step 6: Final answer
    x = 1,246,476.21

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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.