Home / 1,606,204.20-2,216,631.30-961,499.64

Finding the Fourth Proportional to 1,606,204.20, 2,216,631.30 and 961,499.64

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Solution

The fourth proportional to 1,606,204.20, 2,216,631.30 and 961,499.64 is: 1,326,911.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,204.20 : 2,216,631.30 = 961,499.64 : x
  2. Step 2: Convert to fraction form
    1,606,204.20/2,216,631.30 = 961,499.64/x
  3. Step 3: Cross multiply
    1,606,204.20x = 2,216,631.30 × 961,499.64
  4. Step 4: Simplify right side
    1,606,204.20x = 2,131,290,196,962.73
  5. Step 5: Solve for x
    x = 2,131,290,196,962.73/1,606,204.20
  6. Step 6: Final answer
    x = 1,326,911.11

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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.