Home / 3,895,528.23-5,375,662.42-2,153,108.42

Finding the Fourth Proportional to 3,895,528.23, 5,375,662.42 and 2,153,108.42

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Solution

The fourth proportional to 3,895,528.23, 5,375,662.42 and 2,153,108.42 is: 2,971,197.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895,528.23 : 5,375,662.42 = 2,153,108.42 : x
  2. Step 2: Convert to fraction form
    3,895,528.23/5,375,662.42 = 2,153,108.42/x
  3. Step 3: Cross multiply
    3,895,528.23x = 5,375,662.42 × 2,153,108.42
  4. Step 4: Simplify right side
    3,895,528.23x = 11,574,384,019,579.58
  5. Step 5: Solve for x
    x = 11,574,384,019,579.58/3,895,528.23
  6. Step 6: Final answer
    x = 2,971,197.57

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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.