Home / 1,326,046.62-1,829,944.53-722,434.62

Finding the Fourth Proportional to 1,326,046.62, 1,829,944.53 and 722,434.62

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Solution

The fourth proportional to 1,326,046.62, 1,829,944.53 and 722,434.62 is: 996,959.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,046.62 : 1,829,944.53 = 722,434.62 : x
  2. Step 2: Convert to fraction form
    1,326,046.62/1,829,944.53 = 722,434.62/x
  3. Step 3: Cross multiply
    1,326,046.62x = 1,829,944.53 × 722,434.62
  4. Step 4: Simplify right side
    1,326,046.62x = 1,322,015,281,151.63
  5. Step 5: Solve for x
    x = 1,322,015,281,151.63/1,326,046.62
  6. Step 6: Final answer
    x = 996,959.88

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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.