Home / 2,811,607.12-3,880,304.24-2,027,318.16

Finding the Fourth Proportional to 2,811,607.12, 3,880,304.24 and 2,027,318.16

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Solution

The fourth proportional to 2,811,607.12, 3,880,304.24 and 2,027,318.16 is: 2,797,905.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,607.12 : 3,880,304.24 = 2,027,318.16 : x
  2. Step 2: Convert to fraction form
    2,811,607.12/3,880,304.24 = 2,027,318.16/x
  3. Step 3: Cross multiply
    2,811,607.12x = 3,880,304.24 × 2,027,318.16
  4. Step 4: Simplify right side
    2,811,607.12x = 7,866,611,252,077.00
  5. Step 5: Solve for x
    x = 7,866,611,252,077.00/2,811,607.12
  6. Step 6: Final answer
    x = 2,797,905.58

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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.