Home / 1,597,285.80-2,204,237.70-872,131.40

Finding the Fourth Proportional to 1,597,285.80, 2,204,237.70 and 872,131.40

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Solution

The fourth proportional to 1,597,285.80, 2,204,237.70 and 872,131.40 is: 1,203,532.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,597,285.80 : 2,204,237.70 = 872,131.40 : x
  2. Step 2: Convert to fraction form
    1,597,285.80/2,204,237.70 = 872,131.40/x
  3. Step 3: Cross multiply
    1,597,285.80x = 2,204,237.70 × 872,131.40
  4. Step 4: Simplify right side
    1,597,285.80x = 1,922,384,911,233.78
  5. Step 5: Solve for x
    x = 1,922,384,911,233.78/1,597,285.80
  6. Step 6: Final answer
    x = 1,203,532.21

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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.