Home / 1,888,707.51-2,606,340.51-1,029,249.27

Finding the Fourth Proportional to 1,888,707.51, 2,606,340.51 and 1,029,249.27

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Solution

The fourth proportional to 1,888,707.51, 2,606,340.51 and 1,029,249.27 is: 1,420,322.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,707.51 : 2,606,340.51 = 1,029,249.27 : x
  2. Step 2: Convert to fraction form
    1,888,707.51/2,606,340.51 = 1,029,249.27/x
  3. Step 3: Cross multiply
    1,888,707.51x = 2,606,340.51 × 1,029,249.27
  4. Step 4: Simplify right side
    1,888,707.51x = 2,682,574,067,288.93
  5. Step 5: Solve for x
    x = 2,682,574,067,288.93/1,888,707.51
  6. Step 6: Final answer
    x = 1,420,322.66

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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.