Home / 3,890,435.96-5,369,697.42-2,281,322.36

Finding the Fourth Proportional to 3,890,435.96, 5,369,697.42 and 2,281,322.36

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Solution

The fourth proportional to 3,890,435.96, 5,369,697.42 and 2,281,322.36 is: 3,148,750.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,890,435.96 : 5,369,697.42 = 2,281,322.36 : x
  2. Step 2: Convert to fraction form
    3,890,435.96/5,369,697.42 = 2,281,322.36/x
  3. Step 3: Cross multiply
    3,890,435.96x = 5,369,697.42 × 2,281,322.36
  4. Step 4: Simplify right side
    3,890,435.96x = 12,250,010,790,680.31
  5. Step 5: Solve for x
    x = 12,250,010,790,680.31/3,890,435.96
  6. Step 6: Final answer
    x = 3,148,750.14

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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.