Home / 3,408,587.76-4,705,555.68-2,119,843.38

Finding the Fourth Proportional to 3,408,587.76, 4,705,555.68 and 2,119,843.38

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Solution

The fourth proportional to 3,408,587.76, 4,705,555.68 and 2,119,843.38 is: 2,926,443.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408,587.76 : 4,705,555.68 = 2,119,843.38 : x
  2. Step 2: Convert to fraction form
    3,408,587.76/4,705,555.68 = 2,119,843.38/x
  3. Step 3: Cross multiply
    3,408,587.76x = 4,705,555.68 × 2,119,843.38
  4. Step 4: Simplify right side
    3,408,587.76x = 9,975,041,057,469.40
  5. Step 5: Solve for x
    x = 9,975,041,057,469.40/3,408,587.76
  6. Step 6: Final answer
    x = 2,926,443.96

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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.