Home / 3,214,618.40-4,814,929.20-1,950,240.80

Finding the Fourth Proportional to 3,214,618.40, 4,814,929.20 and 1,950,240.80

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Solution

The fourth proportional to 3,214,618.40, 4,814,929.20 and 1,950,240.80 is: 2,921,115.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214,618.40 : 4,814,929.20 = 1,950,240.80 : x
  2. Step 2: Convert to fraction form
    3,214,618.40/4,814,929.20 = 1,950,240.80/x
  3. Step 3: Cross multiply
    3,214,618.40x = 4,814,929.20 × 1,950,240.80
  4. Step 4: Simplify right side
    3,214,618.40x = 9,390,271,374,951.36
  5. Step 5: Solve for x
    x = 9,390,271,374,951.36/3,214,618.40
  6. Step 6: Final answer
    x = 2,921,115.42

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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.