Home / 1,610,854.72-2,223,036.62-885,757.64

Finding the Fourth Proportional to 1,610,854.72, 2,223,036.62 and 885,757.64

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Solution

The fourth proportional to 1,610,854.72, 2,223,036.62 and 885,757.64 is: 1,222,376.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,854.72 : 2,223,036.62 = 885,757.64 : x
  2. Step 2: Convert to fraction form
    1,610,854.72/2,223,036.62 = 885,757.64/x
  3. Step 3: Cross multiply
    1,610,854.72x = 2,223,036.62 × 885,757.64
  4. Step 4: Simplify right side
    1,610,854.72x = 1,969,071,670,164.78
  5. Step 5: Solve for x
    x = 1,969,071,670,164.78/1,610,854.72
  6. Step 6: Final answer
    x = 1,222,376.94

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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.