Home / 1,296,603.75-1,944,916.56-455,155.50

Finding the Fourth Proportional to 1,296,603.75, 1,944,916.56 and 455,155.50

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Solution

The fourth proportional to 1,296,603.75, 1,944,916.56 and 455,155.50 is: 682,737.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,603.75 : 1,944,916.56 = 455,155.50 : x
  2. Step 2: Convert to fraction form
    1,296,603.75/1,944,916.56 = 455,155.50/x
  3. Step 3: Cross multiply
    1,296,603.75x = 1,944,916.56 × 455,155.50
  4. Step 4: Simplify right side
    1,296,603.75x = 885,239,469,325.08
  5. Step 5: Solve for x
    x = 885,239,469,325.08/1,296,603.75
  6. Step 6: Final answer
    x = 682,737.09

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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.