Home / 2,131,302.60-3,196,880.19-533,879.46

Finding the Fourth Proportional to 2,131,302.60, 3,196,880.19 and 533,879.46

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Solution

The fourth proportional to 2,131,302.60, 3,196,880.19 and 533,879.46 is: 800,800.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,302.60 : 3,196,880.19 = 533,879.46 : x
  2. Step 2: Convert to fraction form
    2,131,302.60/3,196,880.19 = 533,879.46/x
  3. Step 3: Cross multiply
    2,131,302.60x = 3,196,880.19 × 533,879.46
  4. Step 4: Simplify right side
    2,131,302.60x = 1,706,748,669,521.90
  5. Step 5: Solve for x
    x = 1,706,748,669,521.90/2,131,302.60
  6. Step 6: Final answer
    x = 800,800.73

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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.