Home / 1,308,614.98-1,807,265.44-1,165,965.17

Finding the Fourth Proportional to 1,308,614.98, 1,807,265.44 and 1,165,965.17

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Solution

The fourth proportional to 1,308,614.98, 1,807,265.44 and 1,165,965.17 is: 1,610,258.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,614.98 : 1,807,265.44 = 1,165,965.17 : x
  2. Step 2: Convert to fraction form
    1,308,614.98/1,807,265.44 = 1,165,965.17/x
  3. Step 3: Cross multiply
    1,308,614.98x = 1,807,265.44 × 1,165,965.17
  4. Step 4: Simplify right side
    1,308,614.98x = 2,107,208,555,984.72
  5. Step 5: Solve for x
    x = 2,107,208,555,984.72/1,308,614.98
  6. Step 6: Final answer
    x = 1,610,258.62

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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.