Home / 2,783,423.05-4,168,046.87-1,833,915.13

Finding the Fourth Proportional to 2,783,423.05, 4,168,046.87 and 1,833,915.13

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Solution

The fourth proportional to 2,783,423.05, 4,168,046.87 and 1,833,915.13 is: 2,746,202.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,423.05 : 4,168,046.87 = 1,833,915.13 : x
  2. Step 2: Convert to fraction form
    2,783,423.05/4,168,046.87 = 1,833,915.13/x
  3. Step 3: Cross multiply
    2,783,423.05x = 4,168,046.87 × 1,833,915.13
  4. Step 4: Simplify right side
    2,783,423.05x = 7,643,844,204,729.63
  5. Step 5: Solve for x
    x = 7,643,844,204,729.63/2,783,423.05
  6. Step 6: Final answer
    x = 2,746,202.81

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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.