Home / 2,212,057.80-3,318,086.70-1,536,712.20

Finding the Fourth Proportional to 2,212,057.80, 3,318,086.70 and 1,536,712.20

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Solution

The fourth proportional to 2,212,057.80, 3,318,086.70 and 1,536,712.20 is: 2,305,068.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212,057.80 : 3,318,086.70 = 1,536,712.20 : x
  2. Step 2: Convert to fraction form
    2,212,057.80/3,318,086.70 = 1,536,712.20/x
  3. Step 3: Cross multiply
    2,212,057.80x = 3,318,086.70 × 1,536,712.20
  4. Step 4: Simplify right side
    2,212,057.80x = 5,098,944,312,547.74
  5. Step 5: Solve for x
    x = 5,098,944,312,547.74/2,212,057.80
  6. Step 6: Final answer
    x = 2,305,068.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.