Home / 1,917,605.07-2,875,660.08-718,873.31

Finding the Fourth Proportional to 1,917,605.07, 2,875,660.08 and 718,873.31

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Solution

The fourth proportional to 1,917,605.07, 2,875,660.08 and 718,873.31 is: 1,078,029.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,605.07 : 2,875,660.08 = 718,873.31 : x
  2. Step 2: Convert to fraction form
    1,917,605.07/2,875,660.08 = 718,873.31/x
  3. Step 3: Cross multiply
    1,917,605.07x = 2,875,660.08 × 718,873.31
  4. Step 4: Simplify right side
    1,917,605.07x = 2,067,235,284,637.84
  5. Step 5: Solve for x
    x = 2,067,235,284,637.84/1,917,605.07
  6. Step 6: Final answer
    x = 1,078,029.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.