Home / 1,755,487.90-2,633,231.85-1,618,630.30

Finding the Fourth Proportional to 1,755,487.90, 2,633,231.85 and 1,618,630.30

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Solution

The fourth proportional to 1,755,487.90, 2,633,231.85 and 1,618,630.30 is: 2,427,945.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,487.90 : 2,633,231.85 = 1,618,630.30 : x
  2. Step 2: Convert to fraction form
    1,755,487.90/2,633,231.85 = 1,618,630.30/x
  3. Step 3: Cross multiply
    1,755,487.90x = 2,633,231.85 × 1,618,630.30
  4. Step 4: Simplify right side
    1,755,487.90x = 4,262,228,859,335.06
  5. Step 5: Solve for x
    x = 4,262,228,859,335.06/1,755,487.90
  6. Step 6: Final answer
    x = 2,427,945.45

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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.