Home / 2,311,958.36-3,191,144.28-1,345,276

Finding the Fourth Proportional to 2,311,958.36, 3,191,144.28 and 1,345,276

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Solution

The fourth proportional to 2,311,958.36, 3,191,144.28 and 1,345,276 is: 1,856,854.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,958.36 : 3,191,144.28 = 1,345,276 : x
  2. Step 2: Convert to fraction form
    2,311,958.36/3,191,144.28 = 1,345,276/x
  3. Step 3: Cross multiply
    2,311,958.36x = 3,191,144.28 × 1,345,276
  4. Step 4: Simplify right side
    2,311,958.36x = 4,292,969,812,421.28
  5. Step 5: Solve for x
    x = 4,292,969,812,421.28/2,311,958.36
  6. Step 6: Final answer
    x = 1,856,854.30

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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.