Home / 3,129,053.19-4,693,713.03-1,107,313.83

Finding the Fourth Proportional to 3,129,053.19, 4,693,713.03 and 1,107,313.83

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Solution

The fourth proportional to 3,129,053.19, 4,693,713.03 and 1,107,313.83 is: 1,661,017.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,129,053.19 : 4,693,713.03 = 1,107,313.83 : x
  2. Step 2: Convert to fraction form
    3,129,053.19/4,693,713.03 = 1,107,313.83/x
  3. Step 3: Cross multiply
    3,129,053.19x = 4,693,713.03 × 1,107,313.83
  4. Step 4: Simplify right side
    3,129,053.19x = 5,197,413,352,170.21
  5. Step 5: Solve for x
    x = 5,197,413,352,170.21/3,129,053.19
  6. Step 6: Final answer
    x = 1,661,017.90

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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.