Home / 1,203,543.32-1,661,059.89-744,805.64

Finding the Fourth Proportional to 1,203,543.32, 1,661,059.89 and 744,805.64

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Solution

The fourth proportional to 1,203,543.32, 1,661,059.89 and 744,805.64 is: 1,027,937.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,543.32 : 1,661,059.89 = 744,805.64 : x
  2. Step 2: Convert to fraction form
    1,203,543.32/1,661,059.89 = 744,805.64/x
  3. Step 3: Cross multiply
    1,203,543.32x = 1,661,059.89 × 744,805.64
  4. Step 4: Simplify right side
    1,203,543.32x = 1,237,166,774,449.78
  5. Step 5: Solve for x
    x = 1,237,166,774,449.78/1,203,543.32
  6. Step 6: Final answer
    x = 1,027,937.05

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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.