Home / 1,413,185.22-2,110,205.55-1,121,726.93

Finding the Fourth Proportional to 1,413,185.22, 2,110,205.55 and 1,121,726.93

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Solution

The fourth proportional to 1,413,185.22, 2,110,205.55 and 1,121,726.93 is: 1,674,992.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,185.22 : 2,110,205.55 = 1,121,726.93 : x
  2. Step 2: Convert to fraction form
    1,413,185.22/2,110,205.55 = 1,121,726.93/x
  3. Step 3: Cross multiply
    1,413,185.22x = 2,110,205.55 × 1,121,726.93
  4. Step 4: Simplify right side
    1,413,185.22x = 2,367,074,382,719.43
  5. Step 5: Solve for x
    x = 2,367,074,382,719.43/1,413,185.22
  6. Step 6: Final answer
    x = 1,674,992.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.