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Finding the Fourth Proportional to 2,846,967.04, 3,928,814.52 and 1,557,807.44

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Solution

The fourth proportional to 2,846,967.04, 3,928,814.52 and 1,557,807.44 is: 2,149,774.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846,967.04 : 3,928,814.52 = 1,557,807.44 : x
  2. Step 2: Convert to fraction form
    2,846,967.04/3,928,814.52 = 1,557,807.44/x
  3. Step 3: Cross multiply
    2,846,967.04x = 3,928,814.52 × 1,557,807.44
  4. Step 4: Simplify right side
    2,846,967.04x = 6,120,336,489,636.03
  5. Step 5: Solve for x
    x = 6,120,336,489,636.03/2,846,967.04
  6. Step 6: Final answer
    x = 2,149,774.27

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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.