Home / 1,997,255.12-2,995,904.55-577,323.50

Finding the Fourth Proportional to 1,997,255.12, 2,995,904.55 and 577,323.50

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Solution

The fourth proportional to 1,997,255.12, 2,995,904.55 and 577,323.50 is: 865,991.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,255.12 : 2,995,904.55 = 577,323.50 : x
  2. Step 2: Convert to fraction form
    1,997,255.12/2,995,904.55 = 577,323.50/x
  3. Step 3: Cross multiply
    1,997,255.12x = 2,995,904.55 × 577,323.50
  4. Step 4: Simplify right side
    1,997,255.12x = 1,729,606,100,471.92
  5. Step 5: Solve for x
    x = 1,729,606,100,471.92/1,997,255.12
  6. Step 6: Final answer
    x = 865,991.57

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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.