Home / 1,853,036.34-2,557,216.27-1,067,668.21

Finding the Fourth Proportional to 1,853,036.34, 2,557,216.27 and 1,067,668.21

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Solution

The fourth proportional to 1,853,036.34, 2,557,216.27 and 1,067,668.21 is: 1,473,397.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,036.34 : 2,557,216.27 = 1,067,668.21 : x
  2. Step 2: Convert to fraction form
    1,853,036.34/2,557,216.27 = 1,067,668.21/x
  3. Step 3: Cross multiply
    1,853,036.34x = 2,557,216.27 × 1,067,668.21
  4. Step 4: Simplify right side
    1,853,036.34x = 2,730,258,517,573.78
  5. Step 5: Solve for x
    x = 2,730,258,517,573.78/1,853,036.34
  6. Step 6: Final answer
    x = 1,473,397.18

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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.