Home / 3,408,612.16-4,705,589.16-2,119,867.72

Finding the Fourth Proportional to 3,408,612.16, 4,705,589.16 and 2,119,867.72

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Solution

The fourth proportional to 3,408,612.16, 4,705,589.16 and 2,119,867.72 is: 2,926,477.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408,612.16 : 4,705,589.16 = 2,119,867.72 : x
  2. Step 2: Convert to fraction form
    3,408,612.16/4,705,589.16 = 2,119,867.72/x
  3. Step 3: Cross multiply
    3,408,612.16x = 4,705,589.16 × 2,119,867.72
  4. Step 4: Simplify right side
    3,408,612.16x = 9,975,226,563,865.92
  5. Step 5: Solve for x
    x = 9,975,226,563,865.92/3,408,612.16
  6. Step 6: Final answer
    x = 2,926,477.43

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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.