Home / 3,836,517.85-5,294,017.80-2,117,527.65

Finding the Fourth Proportional to 3,836,517.85, 5,294,017.80 and 2,117,527.65

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Solution

The fourth proportional to 3,836,517.85, 5,294,017.80 and 2,117,527.65 is: 2,921,980.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,517.85 : 5,294,017.80 = 2,117,527.65 : x
  2. Step 2: Convert to fraction form
    3,836,517.85/5,294,017.80 = 2,117,527.65/x
  3. Step 3: Cross multiply
    3,836,517.85x = 5,294,017.80 × 2,117,527.65
  4. Step 4: Simplify right side
    3,836,517.85x = 11,210,229,060,504.53
  5. Step 5: Solve for x
    x = 11,210,229,060,504.53/3,836,517.85
  6. Step 6: Final answer
    x = 2,921,980.17

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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.