Home / 2,209,711.48-3,049,371.72-1,242,841.36

Finding the Fourth Proportional to 2,209,711.48, 3,049,371.72 and 1,242,841.36

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Solution

The fourth proportional to 2,209,711.48, 3,049,371.72 and 1,242,841.36 is: 1,715,104.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,711.48 : 3,049,371.72 = 1,242,841.36 : x
  2. Step 2: Convert to fraction form
    2,209,711.48/3,049,371.72 = 1,242,841.36/x
  3. Step 3: Cross multiply
    2,209,711.48x = 3,049,371.72 × 1,242,841.36
  4. Step 4: Simplify right side
    2,209,711.48x = 3,789,885,295,630.34
  5. Step 5: Solve for x
    x = 3,789,885,295,630.34/2,209,711.48
  6. Step 6: Final answer
    x = 1,715,104.13

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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.