Home / 1,383,034.08-2,074,551.48-436,478.88

Finding the Fourth Proportional to 1,383,034.08, 2,074,551.48 and 436,478.88

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Solution

The fourth proportional to 1,383,034.08, 2,074,551.48 and 436,478.88 is: 654,718.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,034.08 : 2,074,551.48 = 436,478.88 : x
  2. Step 2: Convert to fraction form
    1,383,034.08/2,074,551.48 = 436,478.88/x
  3. Step 3: Cross multiply
    1,383,034.08x = 2,074,551.48 × 436,478.88
  4. Step 4: Simplify right side
    1,383,034.08x = 905,497,906,492.74
  5. Step 5: Solve for x
    x = 905,497,906,492.74/1,383,034.08
  6. Step 6: Final answer
    x = 654,718.43

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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.