Home / 1,405,826.58-1,940,049.96-761,246.76

Finding the Fourth Proportional to 1,405,826.58, 1,940,049.96 and 761,246.76

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Solution

The fourth proportional to 1,405,826.58, 1,940,049.96 and 761,246.76 is: 1,050,525.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,826.58 : 1,940,049.96 = 761,246.76 : x
  2. Step 2: Convert to fraction form
    1,405,826.58/1,940,049.96 = 761,246.76/x
  3. Step 3: Cross multiply
    1,405,826.58x = 1,940,049.96 × 761,246.76
  4. Step 4: Simplify right side
    1,405,826.58x = 1,476,856,746,288.13
  5. Step 5: Solve for x
    x = 1,476,856,746,288.13/1,405,826.58
  6. Step 6: Final answer
    x = 1,050,525.55

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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.