Home / 1,338,908.19-1,847,010.10-854,964.51

Finding the Fourth Proportional to 1,338,908.19, 1,847,010.10 and 854,964.51

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Solution

The fourth proportional to 1,338,908.19, 1,847,010.10 and 854,964.51 is: 1,179,414.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,908.19 : 1,847,010.10 = 854,964.51 : x
  2. Step 2: Convert to fraction form
    1,338,908.19/1,847,010.10 = 854,964.51/x
  3. Step 3: Cross multiply
    1,338,908.19x = 1,847,010.10 × 854,964.51
  4. Step 4: Simplify right side
    1,338,908.19x = 1,579,128,091,503.49
  5. Step 5: Solve for x
    x = 1,579,128,091,503.49/1,338,908.19
  6. Step 6: Final answer
    x = 1,179,414.76

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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.