Home / 2,281,181.20-3,148,176.20-1,314,293.92

Finding the Fourth Proportional to 2,281,181.20, 3,148,176.20 and 1,314,293.92

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Solution

The fourth proportional to 2,281,181.20, 3,148,176.20 and 1,314,293.92 is: 1,813,809.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,181.20 : 3,148,176.20 = 1,314,293.92 : x
  2. Step 2: Convert to fraction form
    2,281,181.20/3,148,176.20 = 1,314,293.92/x
  3. Step 3: Cross multiply
    2,281,181.20x = 3,148,176.20 × 1,314,293.92
  4. Step 4: Simplify right side
    2,281,181.20x = 4,137,628,838,748.70
  5. Step 5: Solve for x
    x = 4,137,628,838,748.70/2,281,181.20
  6. Step 6: Final answer
    x = 1,813,809.81

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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.