Home / 3,558,690.59-5,338,034.06-863,015.31

Finding the Fourth Proportional to 3,558,690.59, 5,338,034.06 and 863,015.31

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Solution

The fourth proportional to 3,558,690.59, 5,338,034.06 and 863,015.31 is: 1,294,522.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558,690.59 : 5,338,034.06 = 863,015.31 : x
  2. Step 2: Convert to fraction form
    3,558,690.59/5,338,034.06 = 863,015.31/x
  3. Step 3: Cross multiply
    3,558,690.59x = 5,338,034.06 × 863,015.31
  4. Step 4: Simplify right side
    3,558,690.59x = 4,606,805,114,766.38
  5. Step 5: Solve for x
    x = 4,606,805,114,766.38/3,558,690.59
  6. Step 6: Final answer
    x = 1,294,522.52

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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.