Home / 1,187,902.06-1,781,695-335,042.20

Finding the Fourth Proportional to 1,187,902.06, 1,781,695 and 335,042.20

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Solution

The fourth proportional to 1,187,902.06, 1,781,695 and 335,042.20 is: 502,518.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,902.06 : 1,781,695 = 335,042.20 : x
  2. Step 2: Convert to fraction form
    1,187,902.06/1,781,695 = 335,042.20/x
  3. Step 3: Cross multiply
    1,187,902.06x = 1,781,695 × 335,042.20
  4. Step 4: Simplify right side
    1,187,902.06x = 596,943,012,529
  5. Step 5: Solve for x
    x = 596,943,012,529/1,187,902.06
  6. Step 6: Final answer
    x = 502,518.71

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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.