Home / 1,963,390.32-2,945,149.88-543,327.48

Finding the Fourth Proportional to 1,963,390.32, 2,945,149.88 and 543,327.48

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Solution

The fourth proportional to 1,963,390.32, 2,945,149.88 and 543,327.48 is: 815,009.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,390.32 : 2,945,149.88 = 543,327.48 : x
  2. Step 2: Convert to fraction form
    1,963,390.32/2,945,149.88 = 543,327.48/x
  3. Step 3: Cross multiply
    1,963,390.32x = 2,945,149.88 × 543,327.48
  4. Step 4: Simplify right side
    1,963,390.32x = 1,600,180,859,806.07
  5. Step 5: Solve for x
    x = 1,600,180,859,806.07/1,963,390.32
  6. Step 6: Final answer
    x = 815,009.04

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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.