Home / 3,191,783.64-4,399,515.99-2,158,914.76

Finding the Fourth Proportional to 3,191,783.64, 4,399,515.99 and 2,158,914.76

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Solution

The fourth proportional to 3,191,783.64, 4,399,515.99 and 2,158,914.76 is: 2,975,822.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191,783.64 : 4,399,515.99 = 2,158,914.76 : x
  2. Step 2: Convert to fraction form
    3,191,783.64/4,399,515.99 = 2,158,914.76/x
  3. Step 3: Cross multiply
    3,191,783.64x = 4,399,515.99 × 2,158,914.76
  4. Step 4: Simplify right side
    3,191,783.64x = 9,498,180,007,667.01
  5. Step 5: Solve for x
    x = 9,498,180,007,667.01/3,191,783.64
  6. Step 6: Final answer
    x = 2,975,822.01

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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.