Home / 3,009,549.28-4,514,472.00-1,212,189.76

Finding the Fourth Proportional to 3,009,549.28, 4,514,472.00 and 1,212,189.76

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Solution

The fourth proportional to 3,009,549.28, 4,514,472.00 and 1,212,189.76 is: 1,818,344.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009,549.28 : 4,514,472.00 = 1,212,189.76 : x
  2. Step 2: Convert to fraction form
    3,009,549.28/4,514,472.00 = 1,212,189.76/x
  3. Step 3: Cross multiply
    3,009,549.28x = 4,514,472.00 × 1,212,189.76
  4. Step 4: Simplify right side
    3,009,549.28x = 5,472,396,707,046.62
  5. Step 5: Solve for x
    x = 5,472,396,707,046.62/3,009,549.28
  6. Step 6: Final answer
    x = 1,818,344.28

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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.