Home / 3,135,809.28-4,702,192.32-1,839,315.84

Finding the Fourth Proportional to 3,135,809.28, 4,702,192.32 and 1,839,315.84

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Solution

The fourth proportional to 3,135,809.28, 4,702,192.32 and 1,839,315.84 is: 2,758,081.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135,809.28 : 4,702,192.32 = 1,839,315.84 : x
  2. Step 2: Convert to fraction form
    3,135,809.28/4,702,192.32 = 1,839,315.84/x
  3. Step 3: Cross multiply
    3,135,809.28x = 4,702,192.32 × 1,839,315.84
  4. Step 4: Simplify right side
    3,135,809.28x = 8,648,816,816,902.35
  5. Step 5: Solve for x
    x = 8,648,816,816,902.35/3,135,809.28
  6. Step 6: Final answer
    x = 2,758,081.26

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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.