Home / 3,028,179.03-4,180,286.40-1,866,832.83

Finding the Fourth Proportional to 3,028,179.03, 4,180,286.40 and 1,866,832.83

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Solution

The fourth proportional to 3,028,179.03, 4,180,286.40 and 1,866,832.83 is: 2,577,091.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028,179.03 : 4,180,286.40 = 1,866,832.83 : x
  2. Step 2: Convert to fraction form
    3,028,179.03/4,180,286.40 = 1,866,832.83/x
  3. Step 3: Cross multiply
    3,028,179.03x = 4,180,286.40 × 1,866,832.83
  4. Step 4: Simplify right side
    3,028,179.03x = 7,803,895,890,322.51
  5. Step 5: Solve for x
    x = 7,803,895,890,322.51/3,028,179.03
  6. Step 6: Final answer
    x = 2,577,091.98

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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.