Home / 3,315,305.40-4,972,958.10-3,291,685.80

Finding the Fourth Proportional to 3,315,305.40, 4,972,958.10 and 3,291,685.80

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Solution

The fourth proportional to 3,315,305.40, 4,972,958.10 and 3,291,685.80 is: 4,937,528.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,305.40 : 4,972,958.10 = 3,291,685.80 : x
  2. Step 2: Convert to fraction form
    3,315,305.40/4,972,958.10 = 3,291,685.80/x
  3. Step 3: Cross multiply
    3,315,305.40x = 4,972,958.10 × 3,291,685.80
  4. Step 4: Simplify right side
    3,315,305.40x = 16,369,415,561,764.98
  5. Step 5: Solve for x
    x = 16,369,415,561,764.98/3,315,305.40
  6. Step 6: Final answer
    x = 4,937,528.70

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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.