Home / 1,818,630.52-2,726,466.36-680,755.38

Finding the Fourth Proportional to 1,818,630.52, 2,726,466.36 and 680,755.38

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Solution

The fourth proportional to 1,818,630.52, 2,726,466.36 and 680,755.38 is: 1,020,579.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,630.52 : 2,726,466.36 = 680,755.38 : x
  2. Step 2: Convert to fraction form
    1,818,630.52/2,726,466.36 = 680,755.38/x
  3. Step 3: Cross multiply
    1,818,630.52x = 2,726,466.36 × 680,755.38
  4. Step 4: Simplify right side
    1,818,630.52x = 1,856,056,642,959.02
  5. Step 5: Solve for x
    x = 1,856,056,642,959.02/1,818,630.52
  6. Step 6: Final answer
    x = 1,020,579.29

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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.