Home / 2,184,991.46-3,015,290.08-1,218,102.36

Finding the Fourth Proportional to 2,184,991.46, 3,015,290.08 and 1,218,102.36

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Solution

The fourth proportional to 2,184,991.46, 3,015,290.08 and 1,218,102.36 is: 1,680,982.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184,991.46 : 3,015,290.08 = 1,218,102.36 : x
  2. Step 2: Convert to fraction form
    2,184,991.46/3,015,290.08 = 1,218,102.36/x
  3. Step 3: Cross multiply
    2,184,991.46x = 3,015,290.08 × 1,218,102.36
  4. Step 4: Simplify right side
    2,184,991.46x = 3,672,931,962,532.59
  5. Step 5: Solve for x
    x = 3,672,931,962,532.59/2,184,991.46
  6. Step 6: Final answer
    x = 1,680,982.30

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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.