Home / 1,640,180.76-2,458,276.50-1,160,546.75

Finding the Fourth Proportional to 1,640,180.76, 2,458,276.50 and 1,160,546.75

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Solution

The fourth proportional to 1,640,180.76, 2,458,276.50 and 1,160,546.75 is: 1,739,408.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,180.76 : 2,458,276.50 = 1,160,546.75 : x
  2. Step 2: Convert to fraction form
    1,640,180.76/2,458,276.50 = 1,160,546.75/x
  3. Step 3: Cross multiply
    1,640,180.76x = 2,458,276.50 × 1,160,546.75
  4. Step 4: Simplify right side
    1,640,180.76x = 2,852,944,802,676.38
  5. Step 5: Solve for x
    x = 2,852,944,802,676.38/1,640,180.76
  6. Step 6: Final answer
    x = 1,739,408.77

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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.