Home / 3,509,869.52-4,843,319.32-2,019,769.49

Finding the Fourth Proportional to 3,509,869.52, 4,843,319.32 and 2,019,769.49

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Solution

The fourth proportional to 3,509,869.52, 4,843,319.32 and 2,019,769.49 is: 2,787,108.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,869.52 : 4,843,319.32 = 2,019,769.49 : x
  2. Step 2: Convert to fraction form
    3,509,869.52/4,843,319.32 = 2,019,769.49/x
  3. Step 3: Cross multiply
    3,509,869.52x = 4,843,319.32 × 2,019,769.49
  4. Step 4: Simplify right side
    3,509,869.52x = 9,782,388,592,863.55
  5. Step 5: Solve for x
    x = 9,782,388,592,863.55/3,509,869.52
  6. Step 6: Final answer
    x = 2,787,108.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.