Home / 2,974,952.80-4,462,429.20-2,135,144.80

Finding the Fourth Proportional to 2,974,952.80, 4,462,429.20 and 2,135,144.80

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Solution

The fourth proportional to 2,974,952.80, 4,462,429.20 and 2,135,144.80 is: 3,202,717.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974,952.80 : 4,462,429.20 = 2,135,144.80 : x
  2. Step 2: Convert to fraction form
    2,974,952.80/4,462,429.20 = 2,135,144.80/x
  3. Step 3: Cross multiply
    2,974,952.80x = 4,462,429.20 × 2,135,144.80
  4. Step 4: Simplify right side
    2,974,952.80x = 9,527,932,501,748.16
  5. Step 5: Solve for x
    x = 9,527,932,501,748.16/2,974,952.80
  6. Step 6: Final answer
    x = 3,202,717.20

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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.