Home / 2,661,206.31-3,672,466.20-1,437,511.87

Finding the Fourth Proportional to 2,661,206.31, 3,672,466.20 and 1,437,511.87

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Solution

The fourth proportional to 2,661,206.31, 3,672,466.20 and 1,437,511.87 is: 1,983,767.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,661,206.31 : 3,672,466.20 = 1,437,511.87 : x
  2. Step 2: Convert to fraction form
    2,661,206.31/3,672,466.20 = 1,437,511.87/x
  3. Step 3: Cross multiply
    2,661,206.31x = 3,672,466.20 × 1,437,511.87
  4. Step 4: Simplify right side
    2,661,206.31x = 5,279,213,754,673.80
  5. Step 5: Solve for x
    x = 5,279,213,754,673.80/2,661,206.31
  6. Step 6: Final answer
    x = 1,983,767.19

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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.