Home / 1,327,027.50-1,990,541.28-440,563.50

Finding the Fourth Proportional to 1,327,027.50, 1,990,541.28 and 440,563.50

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Solution

The fourth proportional to 1,327,027.50, 1,990,541.28 and 440,563.50 is: 660,845.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,027.50 : 1,990,541.28 = 440,563.50 : x
  2. Step 2: Convert to fraction form
    1,327,027.50/1,990,541.28 = 440,563.50/x
  3. Step 3: Cross multiply
    1,327,027.50x = 1,990,541.28 × 440,563.50
  4. Step 4: Simplify right side
    1,327,027.50x = 876,959,833,211.28
  5. Step 5: Solve for x
    x = 876,959,833,211.28/1,327,027.50
  6. Step 6: Final answer
    x = 660,845.26

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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.