Home / 1,755,490.40-2,633,235.60-1,618,632.80

Finding the Fourth Proportional to 1,755,490.40, 2,633,235.60 and 1,618,632.80

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Solution

The fourth proportional to 1,755,490.40, 2,633,235.60 and 1,618,632.80 is: 2,427,949.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,490.40 : 2,633,235.60 = 1,618,632.80 : x
  2. Step 2: Convert to fraction form
    1,755,490.40/2,633,235.60 = 1,618,632.80/x
  3. Step 3: Cross multiply
    1,755,490.40x = 2,633,235.60 × 1,618,632.80
  4. Step 4: Simplify right side
    1,755,490.40x = 4,262,241,512,287.68
  5. Step 5: Solve for x
    x = 4,262,241,512,287.68/1,755,490.40
  6. Step 6: Final answer
    x = 2,427,949.20

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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.