Home / 1,997,255.31-2,995,904.84-577,323.69

Finding the Fourth Proportional to 1,997,255.31, 2,995,904.84 and 577,323.69

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Solution

The fourth proportional to 1,997,255.31, 2,995,904.84 and 577,323.69 is: 865,991.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,255.31 : 2,995,904.84 = 577,323.69 : x
  2. Step 2: Convert to fraction form
    1,997,255.31/2,995,904.84 = 577,323.69/x
  3. Step 3: Cross multiply
    1,997,255.31x = 2,995,904.84 × 577,323.69
  4. Step 4: Simplify right side
    1,997,255.31x = 1,729,606,826,741.28
  5. Step 5: Solve for x
    x = 1,729,606,826,741.28/1,997,255.31
  6. Step 6: Final answer
    x = 865,991.85

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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.