Home / 2,669,153.80-4,013,061.90-2,613,166.60

Finding the Fourth Proportional to 2,669,153.80, 4,013,061.90 and 2,613,166.60

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Solution

The fourth proportional to 2,669,153.80, 4,013,061.90 and 2,613,166.60 is: 3,928,885.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,153.80 : 4,013,061.90 = 2,613,166.60 : x
  2. Step 2: Convert to fraction form
    2,669,153.80/4,013,061.90 = 2,613,166.60/x
  3. Step 3: Cross multiply
    2,669,153.80x = 4,013,061.90 × 2,613,166.60
  4. Step 4: Simplify right side
    2,669,153.80x = 10,486,799,320,812.54
  5. Step 5: Solve for x
    x = 10,486,799,320,812.54/2,669,153.80
  6. Step 6: Final answer
    x = 3,928,885.37

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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.