Home / 3,129,048.68-4,693,706.26-1,107,309.33

Finding the Fourth Proportional to 3,129,048.68, 4,693,706.26 and 1,107,309.33

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Solution

The fourth proportional to 3,129,048.68, 4,693,706.26 and 1,107,309.33 is: 1,661,011.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,129,048.68 : 4,693,706.26 = 1,107,309.33 : x
  2. Step 2: Convert to fraction form
    3,129,048.68/4,693,706.26 = 1,107,309.33/x
  3. Step 3: Cross multiply
    3,129,048.68x = 4,693,706.26 × 1,107,309.33
  4. Step 4: Simplify right side
    3,129,048.68x = 5,197,384,731,209.13
  5. Step 5: Solve for x
    x = 5,197,384,731,209.13/3,129,048.68
  6. Step 6: Final answer
    x = 1,661,011.15

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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.