Home / 2,912,403.92-4,019,136.14-1,623,326.20

Finding the Fourth Proportional to 2,912,403.92, 4,019,136.14 and 1,623,326.20

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Solution

The fourth proportional to 2,912,403.92, 4,019,136.14 and 1,623,326.20 is: 2,240,200.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,403.92 : 4,019,136.14 = 1,623,326.20 : x
  2. Step 2: Convert to fraction form
    2,912,403.92/4,019,136.14 = 1,623,326.20/x
  3. Step 3: Cross multiply
    2,912,403.92x = 4,019,136.14 × 1,623,326.20
  4. Step 4: Simplify right side
    2,912,403.92x = 6,524,368,997,428.87
  5. Step 5: Solve for x
    x = 6,524,368,997,428.87/2,912,403.92
  6. Step 6: Final answer
    x = 2,240,200.60

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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.