Home / 1,272,553.92-1,908,535.68-562,194.72

Finding the Fourth Proportional to 1,272,553.92, 1,908,535.68 and 562,194.72

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Solution

The fourth proportional to 1,272,553.92, 1,908,535.68 and 562,194.72 is: 843,161.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,553.92 : 1,908,535.68 = 562,194.72 : x
  2. Step 2: Convert to fraction form
    1,272,553.92/1,908,535.68 = 562,194.72/x
  3. Step 3: Cross multiply
    1,272,553.92x = 1,908,535.68 × 562,194.72
  4. Step 4: Simplify right side
    1,272,553.92x = 1,072,968,682,227.61
  5. Step 5: Solve for x
    x = 1,072,968,682,227.61/1,272,553.92
  6. Step 6: Final answer
    x = 843,161.67

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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.