Home / 2,281,181.70-3,148,363.18-1,314,125.94

Finding the Fourth Proportional to 2,281,181.70, 3,148,363.18 and 1,314,125.94

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Solution

The fourth proportional to 2,281,181.70, 3,148,363.18 and 1,314,125.94 is: 1,813,685.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,181.70 : 3,148,363.18 = 1,314,125.94 : x
  2. Step 2: Convert to fraction form
    2,281,181.70/3,148,363.18 = 1,314,125.94/x
  3. Step 3: Cross multiply
    2,281,181.70x = 3,148,363.18 × 1,314,125.94
  4. Step 4: Simplify right side
    2,281,181.70x = 4,137,345,723,378.89
  5. Step 5: Solve for x
    x = 4,137,345,723,378.89/2,281,181.70
  6. Step 6: Final answer
    x = 1,813,685.30

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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.