Home / 2,194,895.40-3,292,343.10-2,106,321.90

Finding the Fourth Proportional to 2,194,895.40, 3,292,343.10 and 2,106,321.90

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Solution

The fourth proportional to 2,194,895.40, 3,292,343.10 and 2,106,321.90 is: 3,159,482.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194,895.40 : 3,292,343.10 = 2,106,321.90 : x
  2. Step 2: Convert to fraction form
    2,194,895.40/3,292,343.10 = 2,106,321.90/x
  3. Step 3: Cross multiply
    2,194,895.40x = 3,292,343.10 × 2,106,321.90
  4. Step 4: Simplify right side
    2,194,895.40x = 6,934,734,373,843.89
  5. Step 5: Solve for x
    x = 6,934,734,373,843.89/2,194,895.40
  6. Step 6: Final answer
    x = 3,159,482.85

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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.