Home / 2,856,985.20-4,285,477.80-2,814,994.80

Finding the Fourth Proportional to 2,856,985.20, 4,285,477.80 and 2,814,994.80

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Solution

The fourth proportional to 2,856,985.20, 4,285,477.80 and 2,814,994.80 is: 4,222,492.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,985.20 : 4,285,477.80 = 2,814,994.80 : x
  2. Step 2: Convert to fraction form
    2,856,985.20/4,285,477.80 = 2,814,994.80/x
  3. Step 3: Cross multiply
    2,856,985.20x = 4,285,477.80 × 2,814,994.80
  4. Step 4: Simplify right side
    2,856,985.20x = 12,063,597,722,515.44
  5. Step 5: Solve for x
    x = 12,063,597,722,515.44/2,856,985.20
  6. Step 6: Final answer
    x = 4,222,492.20

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1.5x scale

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.