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Finding the Fourth Proportional to 2,950,885.80, 4,420,107.90 and 2,950,885.80

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Solution

The fourth proportional to 2,950,885.80, 4,420,107.90 and 2,950,885.80 is: 4,420,107.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950,885.80 : 4,420,107.90 = 2,950,885.80 : x
  2. Step 2: Convert to fraction form
    2,950,885.80/4,420,107.90 = 2,950,885.80/x
  3. Step 3: Cross multiply
    2,950,885.80x = 4,420,107.90 × 2,950,885.80
  4. Step 4: Simplify right side
    2,950,885.80x = 13,043,233,636,577.82
  5. Step 5: Solve for x
    x = 13,043,233,636,577.82/2,950,885.80
  6. Step 6: Final answer
    x = 4,420,107.90

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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.