Home / 2,833,648.86-4,250,452.06-811,894.46

Finding the Fourth Proportional to 2,833,648.86, 4,250,452.06 and 811,894.46

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Solution

The fourth proportional to 2,833,648.86, 4,250,452.06 and 811,894.46 is: 1,217,835.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833,648.86 : 4,250,452.06 = 811,894.46 : x
  2. Step 2: Convert to fraction form
    2,833,648.86/4,250,452.06 = 811,894.46/x
  3. Step 3: Cross multiply
    2,833,648.86x = 4,250,452.06 × 811,894.46
  4. Step 4: Simplify right side
    2,833,648.86x = 3,450,918,488,605.98
  5. Step 5: Solve for x
    x = 3,450,918,488,605.98/2,833,648.86
  6. Step 6: Final answer
    x = 1,217,835.61

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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.