Home / 4,082,405.88-5,633,720.63-2,221,828.40

Finding the Fourth Proportional to 4,082,405.88, 5,633,720.63 and 2,221,828.40

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Solution

The fourth proportional to 4,082,405.88, 5,633,720.63 and 2,221,828.40 is: 3,066,123.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,082,405.88 : 5,633,720.63 = 2,221,828.40 : x
  2. Step 2: Convert to fraction form
    4,082,405.88/5,633,720.63 = 2,221,828.40/x
  3. Step 3: Cross multiply
    4,082,405.88x = 5,633,720.63 × 2,221,828.40
  4. Step 4: Simplify right side
    4,082,405.88x = 12,517,160,454,122.15
  5. Step 5: Solve for x
    x = 12,517,160,454,122.15/4,082,405.88
  6. Step 6: Final answer
    x = 3,066,123.46

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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.