Home / 1,321,944.76-1,824,279-749,094.40

Finding the Fourth Proportional to 1,321,944.76, 1,824,279 and 749,094.40

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Solution

The fourth proportional to 1,321,944.76, 1,824,279 and 749,094.40 is: 1,033,747.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,944.76 : 1,824,279 = 749,094.40 : x
  2. Step 2: Convert to fraction form
    1,321,944.76/1,824,279 = 749,094.40/x
  3. Step 3: Cross multiply
    1,321,944.76x = 1,824,279 × 749,094.40
  4. Step 4: Simplify right side
    1,321,944.76x = 1,366,557,182,937.60
  5. Step 5: Solve for x
    x = 1,366,557,182,937.60/1,321,944.76
  6. Step 6: Final answer
    x = 1,033,747.57

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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.