Home / 1,540,193.66-2,320,688.03-1,276,196.81

Finding the Fourth Proportional to 1,540,193.66, 2,320,688.03 and 1,276,196.81

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Solution

The fourth proportional to 1,540,193.66, 2,320,688.03 and 1,276,196.81 is: 1,922,910.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,193.66 : 2,320,688.03 = 1,276,196.81 : x
  2. Step 2: Convert to fraction form
    1,540,193.66/2,320,688.03 = 1,276,196.81/x
  3. Step 3: Cross multiply
    1,540,193.66x = 2,320,688.03 × 1,276,196.81
  4. Step 4: Simplify right side
    1,540,193.66x = 2,961,654,650,085.37
  5. Step 5: Solve for x
    x = 2,961,654,650,085.37/1,540,193.66
  6. Step 6: Final answer
    x = 1,922,910.56

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.