Home / 3,842,619.92-5,303,020.56-2,211,275.60

Finding the Fourth Proportional to 3,842,619.92, 5,303,020.56 and 2,211,275.60

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Solution

The fourth proportional to 3,842,619.92, 5,303,020.56 and 2,211,275.60 is: 3,051,678.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,842,619.92 : 5,303,020.56 = 2,211,275.60 : x
  2. Step 2: Convert to fraction form
    3,842,619.92/5,303,020.56 = 2,211,275.60/x
  3. Step 3: Cross multiply
    3,842,619.92x = 5,303,020.56 × 2,211,275.60
  4. Step 4: Simplify right side
    3,842,619.92x = 11,726,439,970,626.34
  5. Step 5: Solve for x
    x = 11,726,439,970,626.34/3,842,619.92
  6. Step 6: Final answer
    x = 3,051,678.34

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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.