Home / 2,705,196.99-4,058,417.57-811,974.27

Finding the Fourth Proportional to 2,705,196.99, 4,058,417.57 and 811,974.27

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Solution

The fourth proportional to 2,705,196.99, 4,058,417.57 and 811,974.27 is: 1,218,148.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,705,196.99 : 4,058,417.57 = 811,974.27 : x
  2. Step 2: Convert to fraction form
    2,705,196.99/4,058,417.57 = 811,974.27/x
  3. Step 3: Cross multiply
    2,705,196.99x = 4,058,417.57 × 811,974.27
  4. Step 4: Simplify right side
    2,705,196.99x = 3,295,330,639,696.05
  5. Step 5: Solve for x
    x = 3,295,330,639,696.05/2,705,196.99
  6. Step 6: Final answer
    x = 1,218,148.12

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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.