Home / 2,019,986.84-3,029,976.39-1,177,948.10

Finding the Fourth Proportional to 2,019,986.84, 3,029,976.39 and 1,177,948.10

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Solution

The fourth proportional to 2,019,986.84, 3,029,976.39 and 1,177,948.10 is: 1,766,919.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,986.84 : 3,029,976.39 = 1,177,948.10 : x
  2. Step 2: Convert to fraction form
    2,019,986.84/3,029,976.39 = 1,177,948.10/x
  3. Step 3: Cross multiply
    2,019,986.84x = 3,029,976.39 × 1,177,948.10
  4. Step 4: Simplify right side
    2,019,986.84x = 3,569,154,931,645.36
  5. Step 5: Solve for x
    x = 3,569,154,931,645.36/2,019,986.84
  6. Step 6: Final answer
    x = 1,766,919.89

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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.