Home / 1,277,195.58-1,762,439.76-704,223.54

Finding the Fourth Proportional to 1,277,195.58, 1,762,439.76 and 704,223.54

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Solution

The fourth proportional to 1,277,195.58, 1,762,439.76 and 704,223.54 is: 971,778.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,195.58 : 1,762,439.76 = 704,223.54 : x
  2. Step 2: Convert to fraction form
    1,277,195.58/1,762,439.76 = 704,223.54/x
  3. Step 3: Cross multiply
    1,277,195.58x = 1,762,439.76 × 704,223.54
  4. Step 4: Simplify right side
    1,277,195.58x = 1,241,151,566,823.95
  5. Step 5: Solve for x
    x = 1,241,151,566,823.95/1,277,195.58
  6. Step 6: Final answer
    x = 971,778.78

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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.