Home / 2,522,146.23-3,480,645.78-1,376,289.45

Finding the Fourth Proportional to 2,522,146.23, 3,480,645.78 and 1,376,289.45

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Solution

The fourth proportional to 2,522,146.23, 3,480,645.78 and 1,376,289.45 is: 1,899,325.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,522,146.23 : 3,480,645.78 = 1,376,289.45 : x
  2. Step 2: Convert to fraction form
    2,522,146.23/3,480,645.78 = 1,376,289.45/x
  3. Step 3: Cross multiply
    2,522,146.23x = 3,480,645.78 × 1,376,289.45
  4. Step 4: Simplify right side
    2,522,146.23x = 4,790,376,066,201.02
  5. Step 5: Solve for x
    x = 4,790,376,066,201.02/2,522,146.23
  6. Step 6: Final answer
    x = 1,899,325.27

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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.