Home / 3,453,431.76-5,180,620.68-1,178,345.88

Finding the Fourth Proportional to 3,453,431.76, 5,180,620.68 and 1,178,345.88

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Solution

The fourth proportional to 3,453,431.76, 5,180,620.68 and 1,178,345.88 is: 1,767,680.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453,431.76 : 5,180,620.68 = 1,178,345.88 : x
  2. Step 2: Convert to fraction form
    3,453,431.76/5,180,620.68 = 1,178,345.88/x
  3. Step 3: Cross multiply
    3,453,431.76x = 5,180,620.68 × 1,178,345.88
  4. Step 4: Simplify right side
    3,453,431.76x = 6,104,563,034,120.80
  5. Step 5: Solve for x
    x = 6,104,563,034,120.80/3,453,431.76
  6. Step 6: Final answer
    x = 1,767,680.23

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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.