Home / 4,000,401.77-5,520,651.65-2,281,682.21

Finding the Fourth Proportional to 4,000,401.77, 5,520,651.65 and 2,281,682.21

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Solution

The fourth proportional to 4,000,401.77, 5,520,651.65 and 2,281,682.21 is: 3,148,776.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000,401.77 : 5,520,651.65 = 2,281,682.21 : x
  2. Step 2: Convert to fraction form
    4,000,401.77/5,520,651.65 = 2,281,682.21/x
  3. Step 3: Cross multiply
    4,000,401.77x = 5,520,651.65 × 2,281,682.21
  4. Step 4: Simplify right side
    4,000,401.77x = 12,596,372,618,400.48
  5. Step 5: Solve for x
    x = 12,596,372,618,400.48/4,000,401.77
  6. Step 6: Final answer
    x = 3,148,776.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.