Home / 6,409,211.52-9,613,566.72-1,616,841.12

Finding the Fourth Proportional to 6,409,211.52, 9,613,566.72 and 1,616,841.12

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Solution

The fourth proportional to 6,409,211.52, 9,613,566.72 and 1,616,841.12 is: 2,425,198.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,409,211.52 : 9,613,566.72 = 1,616,841.12 : x
  2. Step 2: Convert to fraction form
    6,409,211.52/9,613,566.72 = 1,616,841.12/x
  3. Step 3: Cross multiply
    6,409,211.52x = 9,613,566.72 × 1,616,841.12
  4. Step 4: Simplify right side
    6,409,211.52x = 15,543,609,982,759.53
  5. Step 5: Solve for x
    x = 15,543,609,982,759.53/6,409,211.52
  6. Step 6: Final answer
    x = 2,425,198.47

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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.