Home / 2,224,378.39-3,331,179.49-1,539,345.70

Finding the Fourth Proportional to 2,224,378.39, 3,331,179.49 and 1,539,345.70

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Solution

The fourth proportional to 2,224,378.39, 3,331,179.49 and 1,539,345.70 is: 2,305,289.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,224,378.39 : 3,331,179.49 = 1,539,345.70 : x
  2. Step 2: Convert to fraction form
    2,224,378.39/3,331,179.49 = 1,539,345.70/x
  3. Step 3: Cross multiply
    2,224,378.39x = 3,331,179.49 × 1,539,345.70
  4. Step 4: Simplify right side
    2,224,378.39x = 5,127,836,808,323.69
  5. Step 5: Solve for x
    x = 5,127,836,808,323.69/2,224,378.39
  6. Step 6: Final answer
    x = 2,305,289.80

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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.