Home / 2,077,120.76-3,115,794.54-657,071.24

Finding the Fourth Proportional to 2,077,120.76, 3,115,794.54 and 657,071.24

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Solution

The fourth proportional to 2,077,120.76, 3,115,794.54 and 657,071.24 is: 985,642.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,120.76 : 3,115,794.54 = 657,071.24 : x
  2. Step 2: Convert to fraction form
    2,077,120.76/3,115,794.54 = 657,071.24/x
  3. Step 3: Cross multiply
    2,077,120.76x = 3,115,794.54 × 657,071.24
  4. Step 4: Simplify right side
    2,077,120.76x = 2,047,298,981,983.03
  5. Step 5: Solve for x
    x = 2,047,298,981,983.03/2,077,120.76
  6. Step 6: Final answer
    x = 985,642.73

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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.