Home / 1,041,735.36-1,562,835.68-442,715.52

Finding the Fourth Proportional to 1,041,735.36, 1,562,835.68 and 442,715.52

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Solution

The fourth proportional to 1,041,735.36, 1,562,835.68 and 442,715.52 is: 664,172.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,735.36 : 1,562,835.68 = 442,715.52 : x
  2. Step 2: Convert to fraction form
    1,041,735.36/1,562,835.68 = 442,715.52/x
  3. Step 3: Cross multiply
    1,041,735.36x = 1,562,835.68 × 442,715.52
  4. Step 4: Simplify right side
    1,041,735.36x = 691,891,610,745.75
  5. Step 5: Solve for x
    x = 691,891,610,745.75/1,041,735.36
  6. Step 6: Final answer
    x = 664,172.15

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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.