Home / 2,846,538.51-3,928,279.85-1,557,406.58

Finding the Fourth Proportional to 2,846,538.51, 3,928,279.85 and 1,557,406.58

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Solution

The fourth proportional to 2,846,538.51, 3,928,279.85 and 1,557,406.58 is: 2,149,252.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846,538.51 : 3,928,279.85 = 1,557,406.58 : x
  2. Step 2: Convert to fraction form
    2,846,538.51/3,928,279.85 = 1,557,406.58/x
  3. Step 3: Cross multiply
    2,846,538.51x = 3,928,279.85 × 1,557,406.58
  4. Step 4: Simplify right side
    2,846,538.51x = 6,117,928,859,042.98
  5. Step 5: Solve for x
    x = 6,117,928,859,042.98/2,846,538.51
  6. Step 6: Final answer
    x = 2,149,252.10

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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.