Home / 799,121.41-1,103,050.36-636,077

Finding the Fourth Proportional to 799,121.41, 1,103,050.36 and 636,077

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Solution

The fourth proportional to 799,121.41, 1,103,050.36 and 636,077 is: 877,995.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,121.41 : 1,103,050.36 = 636,077 : x
  2. Step 2: Convert to fraction form
    799,121.41/1,103,050.36 = 636,077/x
  3. Step 3: Cross multiply
    799,121.41x = 1,103,050.36 × 636,077
  4. Step 4: Simplify right side
    799,121.41x = 701,624,963,837.72
  5. Step 5: Solve for x
    x = 701,624,963,837.72/799,121.41
  6. Step 6: Final answer
    x = 877,995.45

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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.