Home / 3,890,424.96-5,369,682.24-2,281,311.36

Finding the Fourth Proportional to 3,890,424.96, 5,369,682.24 and 2,281,311.36

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Solution

The fourth proportional to 3,890,424.96, 5,369,682.24 and 2,281,311.36 is: 3,148,734.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,890,424.96 : 5,369,682.24 = 2,281,311.36 : x
  2. Step 2: Convert to fraction form
    3,890,424.96/5,369,682.24 = 2,281,311.36/x
  3. Step 3: Cross multiply
    3,890,424.96x = 5,369,682.24 × 2,281,311.36
  4. Step 4: Simplify right side
    3,890,424.96x = 12,249,917,093,702.25
  5. Step 5: Solve for x
    x = 12,249,917,093,702.25/3,890,424.96
  6. Step 6: Final answer
    x = 3,148,734.96

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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.