Home / 2,808,056.80-4,212,085.20-2,144,504.80

Finding the Fourth Proportional to 2,808,056.80, 4,212,085.20 and 2,144,504.80

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Solution

The fourth proportional to 2,808,056.80, 4,212,085.20 and 2,144,504.80 is: 3,216,757.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,056.80 : 4,212,085.20 = 2,144,504.80 : x
  2. Step 2: Convert to fraction form
    2,808,056.80/4,212,085.20 = 2,144,504.80/x
  3. Step 3: Cross multiply
    2,808,056.80x = 4,212,085.20 × 2,144,504.80
  4. Step 4: Simplify right side
    2,808,056.80x = 9,032,836,929,408.96
  5. Step 5: Solve for x
    x = 9,032,836,929,408.96/2,808,056.80
  6. Step 6: Final answer
    x = 3,216,757.20

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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.