Home / 1,255,591.41-1,733,084.90-820,075.33

Finding the Fourth Proportional to 1,255,591.41, 1,733,084.90 and 820,075.33

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Solution

The fourth proportional to 1,255,591.41, 1,733,084.90 and 820,075.33 is: 1,131,944.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,591.41 : 1,733,084.90 = 820,075.33 : x
  2. Step 2: Convert to fraction form
    1,255,591.41/1,733,084.90 = 820,075.33/x
  3. Step 3: Cross multiply
    1,255,591.41x = 1,733,084.90 × 820,075.33
  4. Step 4: Simplify right side
    1,255,591.41x = 1,421,260,171,285.52
  5. Step 5: Solve for x
    x = 1,421,260,171,285.52/1,255,591.41
  6. Step 6: Final answer
    x = 1,131,944.80

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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.