Home / 2,256,919.52-3,115,416.12-1,532,091.20

Finding the Fourth Proportional to 2,256,919.52, 3,115,416.12 and 1,532,091.20

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Solution

The fourth proportional to 2,256,919.52, 3,115,416.12 and 1,532,091.20 is: 2,114,874.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256,919.52 : 3,115,416.12 = 1,532,091.20 : x
  2. Step 2: Convert to fraction form
    2,256,919.52/3,115,416.12 = 1,532,091.20/x
  3. Step 3: Cross multiply
    2,256,919.52x = 3,115,416.12 × 1,532,091.20
  4. Step 4: Simplify right side
    2,256,919.52x = 4,773,101,621,790.14
  5. Step 5: Solve for x
    x = 4,773,101,621,790.14/2,256,919.52
  6. Step 6: Final answer
    x = 2,114,874.54

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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.