Home / 1,203,821.46-1,661,263.02-659,947.37

Finding the Fourth Proportional to 1,203,821.46, 1,661,263.02 and 659,947.37

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Solution

The fourth proportional to 1,203,821.46, 1,661,263.02 and 659,947.37 is: 910,721.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,821.46 : 1,661,263.02 = 659,947.37 : x
  2. Step 2: Convert to fraction form
    1,203,821.46/1,661,263.02 = 659,947.37/x
  3. Step 3: Cross multiply
    1,203,821.46x = 1,661,263.02 × 659,947.37
  4. Step 4: Simplify right side
    1,203,821.46x = 1,096,346,152,620.94
  5. Step 5: Solve for x
    x = 1,096,346,152,620.94/1,203,821.46
  6. Step 6: Final answer
    x = 910,721.56

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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.