Home / 2,912,400.92-4,019,131.98-1,623,323.18

Finding the Fourth Proportional to 2,912,400.92, 4,019,131.98 and 1,623,323.18

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Solution

The fourth proportional to 2,912,400.92, 4,019,131.98 and 1,623,323.18 is: 2,240,196.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,400.92 : 4,019,131.98 = 1,623,323.18 : x
  2. Step 2: Convert to fraction form
    2,912,400.92/4,019,131.98 = 1,623,323.18/x
  3. Step 3: Cross multiply
    2,912,400.92x = 4,019,131.98 × 1,623,323.18
  4. Step 4: Simplify right side
    2,912,400.92x = 6,524,350,106,613.30
  5. Step 5: Solve for x
    x = 6,524,350,106,613.30/2,912,400.92
  6. Step 6: Final answer
    x = 2,240,196.42

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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.