Home / 1,334,048.92-1,840,999.26-790,215.64

Finding the Fourth Proportional to 1,334,048.92, 1,840,999.26 and 790,215.64

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Solution

The fourth proportional to 1,334,048.92, 1,840,999.26 and 790,215.64 is: 1,090,504.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,048.92 : 1,840,999.26 = 790,215.64 : x
  2. Step 2: Convert to fraction form
    1,334,048.92/1,840,999.26 = 790,215.64/x
  3. Step 3: Cross multiply
    1,334,048.92x = 1,840,999.26 × 790,215.64
  4. Step 4: Simplify right side
    1,334,048.92x = 1,454,786,408,480.43
  5. Step 5: Solve for x
    x = 1,454,786,408,480.43/1,334,048.92
  6. Step 6: Final answer
    x = 1,090,504.54

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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.