Home / 1,508,201.83-2,081,361.62-919,535.25

Finding the Fourth Proportional to 1,508,201.83, 2,081,361.62 and 919,535.25

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Solution

The fourth proportional to 1,508,201.83, 2,081,361.62 and 919,535.25 is: 1,268,984.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,201.83 : 2,081,361.62 = 919,535.25 : x
  2. Step 2: Convert to fraction form
    1,508,201.83/2,081,361.62 = 919,535.25/x
  3. Step 3: Cross multiply
    1,508,201.83x = 2,081,361.62 × 919,535.25
  4. Step 4: Simplify right side
    1,508,201.83x = 1,913,885,377,587.11
  5. Step 5: Solve for x
    x = 1,913,885,377,587.11/1,508,201.83
  6. Step 6: Final answer
    x = 1,268,984.92

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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.