Home / 1,977,325.44-2,728,603.20-1,117,834.56

Finding the Fourth Proportional to 1,977,325.44, 2,728,603.20 and 1,117,834.56

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Solution

The fourth proportional to 1,977,325.44, 2,728,603.20 and 1,117,834.56 is: 1,542,551.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,325.44 : 2,728,603.20 = 1,117,834.56 : x
  2. Step 2: Convert to fraction form
    1,977,325.44/2,728,603.20 = 1,117,834.56/x
  3. Step 3: Cross multiply
    1,977,325.44x = 2,728,603.20 × 1,117,834.56
  4. Step 4: Simplify right side
    1,977,325.44x = 3,050,126,957,486.59
  5. Step 5: Solve for x
    x = 3,050,126,957,486.59/1,977,325.44
  6. Step 6: Final answer
    x = 1,542,551.82

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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.