Home / 1,836,678.72-2,755,046-699,503.80

Finding the Fourth Proportional to 1,836,678.72, 2,755,046 and 699,503.80

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Solution

The fourth proportional to 1,836,678.72, 2,755,046 and 699,503.80 is: 1,049,266.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,678.72 : 2,755,046 = 699,503.80 : x
  2. Step 2: Convert to fraction form
    1,836,678.72/2,755,046 = 699,503.80/x
  3. Step 3: Cross multiply
    1,836,678.72x = 2,755,046 × 699,503.80
  4. Step 4: Simplify right side
    1,836,678.72x = 1,927,165,146,174.80
  5. Step 5: Solve for x
    x = 1,927,165,146,174.80/1,836,678.72
  6. Step 6: Final answer
    x = 1,049,266.33

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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.