Home / 2,131,288.60-3,196,859.19-533,865.46

Finding the Fourth Proportional to 2,131,288.60, 3,196,859.19 and 533,865.46

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Solution

The fourth proportional to 2,131,288.60, 3,196,859.19 and 533,865.46 is: 800,779.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,288.60 : 3,196,859.19 = 533,865.46 : x
  2. Step 2: Convert to fraction form
    2,131,288.60/3,196,859.19 = 533,865.46/x
  3. Step 3: Cross multiply
    2,131,288.60x = 3,196,859.19 × 533,865.46
  4. Step 4: Simplify right side
    2,131,288.60x = 1,706,692,702,024.58
  5. Step 5: Solve for x
    x = 1,706,692,702,024.58/2,131,288.60
  6. Step 6: Final answer
    x = 800,779.73

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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.