Home / 2,632,709.80-3,949,064.70-2,176,064.20

Finding the Fourth Proportional to 2,632,709.80, 3,949,064.70 and 2,176,064.20

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Solution

The fourth proportional to 2,632,709.80, 3,949,064.70 and 2,176,064.20 is: 3,264,096.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,709.80 : 3,949,064.70 = 2,176,064.20 : x
  2. Step 2: Convert to fraction form
    2,632,709.80/3,949,064.70 = 2,176,064.20/x
  3. Step 3: Cross multiply
    2,632,709.80x = 3,949,064.70 × 2,176,064.20
  4. Step 4: Simplify right side
    2,632,709.80x = 8,593,418,317,153.74
  5. Step 5: Solve for x
    x = 8,593,418,317,153.74/2,632,709.80
  6. Step 6: Final answer
    x = 3,264,096.30

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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.