Home / 1,775,370.58-2,662,100.88-920,322.61

Finding the Fourth Proportional to 1,775,370.58, 2,662,100.88 and 920,322.61

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Solution

The fourth proportional to 1,775,370.58, 2,662,100.88 and 920,322.61 is: 1,379,988.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,370.58 : 2,662,100.88 = 920,322.61 : x
  2. Step 2: Convert to fraction form
    1,775,370.58/2,662,100.88 = 920,322.61/x
  3. Step 3: Cross multiply
    1,775,370.58x = 2,662,100.88 × 920,322.61
  4. Step 4: Simplify right side
    1,775,370.58x = 2,449,991,629,964.90
  5. Step 5: Solve for x
    x = 2,449,991,629,964.90/1,775,370.58
  6. Step 6: Final answer
    x = 1,379,988.86

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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.