Home / 3,981,196.64-5,492,317.20-2,530,114.40

Finding the Fourth Proportional to 3,981,196.64, 5,492,317.20 and 2,530,114.40

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Solution

The fourth proportional to 3,981,196.64, 5,492,317.20 and 2,530,114.40 is: 3,490,455.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,981,196.64 : 5,492,317.20 = 2,530,114.40 : x
  2. Step 2: Convert to fraction form
    3,981,196.64/5,492,317.20 = 2,530,114.40/x
  3. Step 3: Cross multiply
    3,981,196.64x = 5,492,317.20 × 2,530,114.40
  4. Step 4: Simplify right side
    3,981,196.64x = 13,896,190,837,087.68
  5. Step 5: Solve for x
    x = 13,896,190,837,087.68/3,981,196.64
  6. Step 6: Final answer
    x = 3,490,455.78

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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.