Home / 1,418,076.06-1,956,971.60-773,519.28

Finding the Fourth Proportional to 1,418,076.06, 1,956,971.60 and 773,519.28

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Solution

The fourth proportional to 1,418,076.06, 1,956,971.60 and 773,519.28 is: 1,067,471.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,076.06 : 1,956,971.60 = 773,519.28 : x
  2. Step 2: Convert to fraction form
    1,418,076.06/1,956,971.60 = 773,519.28/x
  3. Step 3: Cross multiply
    1,418,076.06x = 1,956,971.60 × 773,519.28
  4. Step 4: Simplify right side
    1,418,076.06x = 1,513,755,263,012.45
  5. Step 5: Solve for x
    x = 1,513,755,263,012.45/1,418,076.06
  6. Step 6: Final answer
    x = 1,067,471.14

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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.