Home / 3,118,606.55-4,677,909.83-2,885,326.55

Finding the Fourth Proportional to 3,118,606.55, 4,677,909.83 and 2,885,326.55

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Solution

The fourth proportional to 3,118,606.55, 4,677,909.83 and 2,885,326.55 is: 4,327,989.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,606.55 : 4,677,909.83 = 2,885,326.55 : x
  2. Step 2: Convert to fraction form
    3,118,606.55/4,677,909.83 = 2,885,326.55/x
  3. Step 3: Cross multiply
    3,118,606.55x = 4,677,909.83 × 2,885,326.55
  4. Step 4: Simplify right side
    3,118,606.55x = 13,497,297,416,578.35
  5. Step 5: Solve for x
    x = 13,497,297,416,578.35/3,118,606.55
  6. Step 6: Final answer
    x = 4,327,989.83

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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.