Home / 1,307,110.45-1,803,981.57-734,150.61

Finding the Fourth Proportional to 1,307,110.45, 1,803,981.57 and 734,150.61

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Solution

The fourth proportional to 1,307,110.45, 1,803,981.57 and 734,150.61 is: 1,013,222.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,110.45 : 1,803,981.57 = 734,150.61 : x
  2. Step 2: Convert to fraction form
    1,307,110.45/1,803,981.57 = 734,150.61/x
  3. Step 3: Cross multiply
    1,307,110.45x = 1,803,981.57 × 734,150.61
  4. Step 4: Simplify right side
    1,307,110.45x = 1,324,394,170,044.26
  5. Step 5: Solve for x
    x = 1,324,394,170,044.26/1,307,110.45
  6. Step 6: Final answer
    x = 1,013,222.85

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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.