Home / 3,191,813.80-4,787,720.70-2,184,044.20

Finding the Fourth Proportional to 3,191,813.80, 4,787,720.70 and 2,184,044.20

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Solution

The fourth proportional to 3,191,813.80, 4,787,720.70 and 2,184,044.20 is: 3,276,066.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191,813.80 : 4,787,720.70 = 2,184,044.20 : x
  2. Step 2: Convert to fraction form
    3,191,813.80/4,787,720.70 = 2,184,044.20/x
  3. Step 3: Cross multiply
    3,191,813.80x = 4,787,720.70 × 2,184,044.20
  4. Step 4: Simplify right side
    3,191,813.80x = 10,456,593,626,054.94
  5. Step 5: Solve for x
    x = 10,456,593,626,054.94/3,191,813.80
  6. Step 6: Final answer
    x = 3,276,066.30

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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.