Home / 2,086,767.26-2,879,686.86-1,168,990.31

Finding the Fourth Proportional to 2,086,767.26, 2,879,686.86 and 1,168,990.31

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Solution

The fourth proportional to 2,086,767.26, 2,879,686.86 and 1,168,990.31 is: 1,613,177.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,767.26 : 2,879,686.86 = 1,168,990.31 : x
  2. Step 2: Convert to fraction form
    2,086,767.26/2,879,686.86 = 1,168,990.31/x
  3. Step 3: Cross multiply
    2,086,767.26x = 2,879,686.86 × 1,168,990.31
  4. Step 4: Simplify right side
    2,086,767.26x = 3,366,326,020,775.89
  5. Step 5: Solve for x
    x = 3,366,326,020,775.89/2,086,767.26
  6. Step 6: Final answer
    x = 1,613,177.52

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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.