Home / 3,867,175.20-5,337,165.70-2,319,288.44

Finding the Fourth Proportional to 3,867,175.20, 5,337,165.70 and 2,319,288.44

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Solution

The fourth proportional to 3,867,175.20, 5,337,165.70 and 2,319,288.44 is: 3,200,896.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867,175.20 : 5,337,165.70 = 2,319,288.44 : x
  2. Step 2: Convert to fraction form
    3,867,175.20/5,337,165.70 = 2,319,288.44/x
  3. Step 3: Cross multiply
    3,867,175.20x = 5,337,165.70 × 2,319,288.44
  4. Step 4: Simplify right side
    3,867,175.20x = 12,378,426,710,374.51
  5. Step 5: Solve for x
    x = 12,378,426,710,374.51/3,867,175.20
  6. Step 6: Final answer
    x = 3,200,896.28

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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.