Home / 2,814,928.62-3,881,520.42-2,091,119.10

Finding the Fourth Proportional to 2,814,928.62, 3,881,520.42 and 2,091,119.10

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Solution

The fourth proportional to 2,814,928.62, 3,881,520.42 and 2,091,119.10 is: 2,883,455.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814,928.62 : 3,881,520.42 = 2,091,119.10 : x
  2. Step 2: Convert to fraction form
    2,814,928.62/3,881,520.42 = 2,091,119.10/x
  3. Step 3: Cross multiply
    2,814,928.62x = 3,881,520.42 × 2,091,119.10
  4. Step 4: Simplify right side
    2,814,928.62x = 8,116,721,487,302.02
  5. Step 5: Solve for x
    x = 8,116,721,487,302.02/2,814,928.62
  6. Step 6: Final answer
    x = 2,883,455.53

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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.