Home / 2,929,662.60-4,394,493.90-2,911,000.20

Finding the Fourth Proportional to 2,929,662.60, 4,394,493.90 and 2,911,000.20

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Solution

The fourth proportional to 2,929,662.60, 4,394,493.90 and 2,911,000.20 is: 4,366,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929,662.60 : 4,394,493.90 = 2,911,000.20 : x
  2. Step 2: Convert to fraction form
    2,929,662.60/4,394,493.90 = 2,911,000.20/x
  3. Step 3: Cross multiply
    2,929,662.60x = 4,394,493.90 × 2,911,000.20
  4. Step 4: Simplify right side
    2,929,662.60x = 12,792,372,621,798.78
  5. Step 5: Solve for x
    x = 12,792,372,621,798.78/2,929,662.60
  6. Step 6: Final answer
    x = 4,366,500.30

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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.