Home / 1,667,188.80-2,300,722.80-903,242.34

Finding the Fourth Proportional to 1,667,188.80, 2,300,722.80 and 903,242.34

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Solution

The fourth proportional to 1,667,188.80, 2,300,722.80 and 903,242.34 is: 1,246,475.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,188.80 : 2,300,722.80 = 903,242.34 : x
  2. Step 2: Convert to fraction form
    1,667,188.80/2,300,722.80 = 903,242.34/x
  3. Step 3: Cross multiply
    1,667,188.80x = 2,300,722.80 × 903,242.34
  4. Step 4: Simplify right side
    1,667,188.80x = 2,078,110,245,563.35
  5. Step 5: Solve for x
    x = 2,078,110,245,563.35/1,667,188.80
  6. Step 6: Final answer
    x = 1,246,475.65

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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.