Home / 3,115,749.06-4,302,011.49-2,013,832.52

Finding the Fourth Proportional to 3,115,749.06, 4,302,011.49 and 2,013,832.52

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Solution

The fourth proportional to 3,115,749.06, 4,302,011.49 and 2,013,832.52 is: 2,780,561.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,749.06 : 4,302,011.49 = 2,013,832.52 : x
  2. Step 2: Convert to fraction form
    3,115,749.06/4,302,011.49 = 2,013,832.52/x
  3. Step 3: Cross multiply
    3,115,749.06x = 4,302,011.49 × 2,013,832.52
  4. Step 4: Simplify right side
    3,115,749.06x = 8,663,530,618,465.60
  5. Step 5: Solve for x
    x = 8,663,530,618,465.60/3,115,749.06
  6. Step 6: Final answer
    x = 2,780,561.10

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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.