Home / 1,972,860.80-2,722,547.60-1,067,442.88

Finding the Fourth Proportional to 1,972,860.80, 2,722,547.60 and 1,067,442.88

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Solution

The fourth proportional to 1,972,860.80, 2,722,547.60 and 1,067,442.88 is: 1,473,071.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,860.80 : 2,722,547.60 = 1,067,442.88 : x
  2. Step 2: Convert to fraction form
    1,972,860.80/2,722,547.60 = 1,067,442.88/x
  3. Step 3: Cross multiply
    1,972,860.80x = 2,722,547.60 × 1,067,442.88
  4. Step 4: Simplify right side
    1,972,860.80x = 2,906,164,051,081.09
  5. Step 5: Solve for x
    x = 2,906,164,051,081.09/1,972,860.80
  6. Step 6: Final answer
    x = 1,473,071.01

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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.