Home / 1,783,881.45-2,676,560.90-985,091.85

Finding the Fourth Proportional to 1,783,881.45, 2,676,560.90 and 985,091.85

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Solution

The fourth proportional to 1,783,881.45, 2,676,560.90 and 985,091.85 is: 1,478,045.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,881.45 : 2,676,560.90 = 985,091.85 : x
  2. Step 2: Convert to fraction form
    1,783,881.45/2,676,560.90 = 985,091.85/x
  3. Step 3: Cross multiply
    1,783,881.45x = 2,676,560.90 × 985,091.85
  4. Step 4: Simplify right side
    1,783,881.45x = 2,636,658,323,693.21
  5. Step 5: Solve for x
    x = 2,636,658,323,693.21/1,783,881.45
  6. Step 6: Final answer
    x = 1,478,045.71

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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.