Home / 1,791,378.79-2,472,610.76-1,179,977.83

Finding the Fourth Proportional to 1,791,378.79, 2,472,610.76 and 1,179,977.83

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Solution

The fourth proportional to 1,791,378.79, 2,472,610.76 and 1,179,977.83 is: 1,628,704.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,378.79 : 2,472,610.76 = 1,179,977.83 : x
  2. Step 2: Convert to fraction form
    1,791,378.79/2,472,610.76 = 1,179,977.83/x
  3. Step 3: Cross multiply
    1,791,378.79x = 2,472,610.76 × 1,179,977.83
  4. Step 4: Simplify right side
    1,791,378.79x = 2,917,625,871,362.95
  5. Step 5: Solve for x
    x = 2,917,625,871,362.95/1,791,378.79
  6. Step 6: Final answer
    x = 1,628,704.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.