Home / 2,126,600.40-3,190,463.80-928,008.40

Finding the Fourth Proportional to 2,126,600.40, 3,190,463.80 and 928,008.40

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Solution

The fourth proportional to 2,126,600.40, 3,190,463.80 and 928,008.40 is: 1,392,258.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,600.40 : 3,190,463.80 = 928,008.40 : x
  2. Step 2: Convert to fraction form
    2,126,600.40/3,190,463.80 = 928,008.40/x
  3. Step 3: Cross multiply
    2,126,600.40x = 3,190,463.80 × 928,008.40
  4. Step 4: Simplify right side
    2,126,600.40x = 2,960,777,206,295.92
  5. Step 5: Solve for x
    x = 2,960,777,206,295.92/2,126,600.40
  6. Step 6: Final answer
    x = 1,392,258.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.