Home / 1,097,605.25-1,644,701.09-761,302.97

Finding the Fourth Proportional to 1,097,605.25, 1,644,701.09 and 761,302.97

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Solution

The fourth proportional to 1,097,605.25, 1,644,701.09 and 761,302.97 is: 1,140,770.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,605.25 : 1,644,701.09 = 761,302.97 : x
  2. Step 2: Convert to fraction form
    1,097,605.25/1,644,701.09 = 761,302.97/x
  3. Step 3: Cross multiply
    1,097,605.25x = 1,644,701.09 × 761,302.97
  4. Step 4: Simplify right side
    1,097,605.25x = 1,252,115,818,716.85
  5. Step 5: Solve for x
    x = 1,252,115,818,716.85/1,097,605.25
  6. Step 6: Final answer
    x = 1,140,770.62

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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.