Home / 2,182,910.28-3,012,506.94-1,216,040.28

Finding the Fourth Proportional to 2,182,910.28, 3,012,506.94 and 1,216,040.28

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Solution

The fourth proportional to 2,182,910.28, 3,012,506.94 and 1,216,040.28 is: 1,678,186.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,910.28 : 3,012,506.94 = 1,216,040.28 : x
  2. Step 2: Convert to fraction form
    2,182,910.28/3,012,506.94 = 1,216,040.28/x
  3. Step 3: Cross multiply
    2,182,910.28x = 3,012,506.94 × 1,216,040.28
  4. Step 4: Simplify right side
    2,182,910.28x = 3,663,329,782,819.54
  5. Step 5: Solve for x
    x = 3,663,329,782,819.54/2,182,910.28
  6. Step 6: Final answer
    x = 1,678,186.14

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1.5x scale

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.