Home / 1,832,725.80-2,750,400.90-768,531.60

Finding the Fourth Proportional to 1,832,725.80, 2,750,400.90 and 768,531.60

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Solution

The fourth proportional to 1,832,725.80, 2,750,400.90 and 768,531.60 is: 1,153,347.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832,725.80 : 2,750,400.90 = 768,531.60 : x
  2. Step 2: Convert to fraction form
    1,832,725.80/2,750,400.90 = 768,531.60/x
  3. Step 3: Cross multiply
    1,832,725.80x = 2,750,400.90 × 768,531.60
  4. Step 4: Simplify right side
    1,832,725.80x = 2,113,770,004,318.44
  5. Step 5: Solve for x
    x = 2,113,770,004,318.44/1,832,725.80
  6. Step 6: Final answer
    x = 1,153,347.66

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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.