Home / 1,418,154.77-1,957,066.09-773,577.83

Finding the Fourth Proportional to 1,418,154.77, 1,957,066.09 and 773,577.83

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Solution

The fourth proportional to 1,418,154.77, 1,957,066.09 and 773,577.83 is: 1,067,544.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,154.77 : 1,957,066.09 = 773,577.83 : x
  2. Step 2: Convert to fraction form
    1,418,154.77/1,957,066.09 = 773,577.83/x
  3. Step 3: Cross multiply
    1,418,154.77x = 1,957,066.09 × 773,577.83
  4. Step 4: Simplify right side
    1,418,154.77x = 1,513,942,942,027.51
  5. Step 5: Solve for x
    x = 1,513,942,942,027.51/1,418,154.77
  6. Step 6: Final answer
    x = 1,067,544.23

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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.