Home / 2,543,323.24-3,509,783.22-1,397,400.76

Finding the Fourth Proportional to 2,543,323.24, 3,509,783.22 and 1,397,400.76

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Solution

The fourth proportional to 2,543,323.24, 3,509,783.22 and 1,397,400.76 is: 1,928,411.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,543,323.24 : 3,509,783.22 = 1,397,400.76 : x
  2. Step 2: Convert to fraction form
    2,543,323.24/3,509,783.22 = 1,397,400.76/x
  3. Step 3: Cross multiply
    2,543,323.24x = 3,509,783.22 × 1,397,400.76
  4. Step 4: Simplify right side
    2,543,323.24x = 4,904,573,739,063.25
  5. Step 5: Solve for x
    x = 4,904,573,739,063.25/2,543,323.24
  6. Step 6: Final answer
    x = 1,928,411.48

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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.