Home / 1,932,217.67-2,666,336.97-1,072,777.70

Finding the Fourth Proportional to 1,932,217.67, 2,666,336.97 and 1,072,777.70

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Solution

The fourth proportional to 1,932,217.67, 2,666,336.97 and 1,072,777.70 is: 1,480,364.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,217.67 : 2,666,336.97 = 1,072,777.70 : x
  2. Step 2: Convert to fraction form
    1,932,217.67/2,666,336.97 = 1,072,777.70/x
  3. Step 3: Cross multiply
    1,932,217.67x = 2,666,336.97 × 1,072,777.70
  4. Step 4: Simplify right side
    1,932,217.67x = 2,860,386,852,790.33
  5. Step 5: Solve for x
    x = 2,860,386,852,790.33/1,932,217.67
  6. Step 6: Final answer
    x = 1,480,364.71

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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.