Home / 1,277,776.90-1,916,440.54-467,993.98

Finding the Fourth Proportional to 1,277,776.90, 1,916,440.54 and 467,993.98

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Solution

The fourth proportional to 1,277,776.90, 1,916,440.54 and 467,993.98 is: 701,908.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,776.90 : 1,916,440.54 = 467,993.98 : x
  2. Step 2: Convert to fraction form
    1,277,776.90/1,916,440.54 = 467,993.98/x
  3. Step 3: Cross multiply
    1,277,776.90x = 1,916,440.54 × 467,993.98
  4. Step 4: Simplify right side
    1,277,776.90x = 896,882,635,747.95
  5. Step 5: Solve for x
    x = 896,882,635,747.95/1,277,776.90
  6. Step 6: Final answer
    x = 701,908.63

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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.