Home / 1,925,712.30-2,886,235.65-859,622.70

Finding the Fourth Proportional to 1,925,712.30, 2,886,235.65 and 859,622.70

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Solution

The fourth proportional to 1,925,712.30, 2,886,235.65 and 859,622.70 is: 1,288,392.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,712.30 : 2,886,235.65 = 859,622.70 : x
  2. Step 2: Convert to fraction form
    1,925,712.30/2,886,235.65 = 859,622.70/x
  3. Step 3: Cross multiply
    1,925,712.30x = 2,886,235.65 × 859,622.70
  4. Step 4: Simplify right side
    1,925,712.30x = 2,481,073,682,289.26
  5. Step 5: Solve for x
    x = 2,481,073,682,289.26/1,925,712.30
  6. Step 6: Final answer
    x = 1,288,392.71

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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.