Home / 2,115,358.41-3,174,298.48-767,626.20

Finding the Fourth Proportional to 2,115,358.41, 3,174,298.48 and 767,626.20

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Solution

The fourth proportional to 2,115,358.41, 3,174,298.48 and 767,626.20 is: 1,151,896.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,115,358.41 : 3,174,298.48 = 767,626.20 : x
  2. Step 2: Convert to fraction form
    2,115,358.41/3,174,298.48 = 767,626.20/x
  3. Step 3: Cross multiply
    2,115,358.41x = 3,174,298.48 × 767,626.20
  4. Step 4: Simplify right side
    2,115,358.41x = 2,436,674,689,852.73
  5. Step 5: Solve for x
    x = 2,436,674,689,852.73/2,115,358.41
  6. Step 6: Final answer
    x = 1,151,896.85

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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.