Home / 1,175,349.98-1,621,295.78-739,076.86

Finding the Fourth Proportional to 1,175,349.98, 1,621,295.78 and 739,076.86

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Solution

The fourth proportional to 1,175,349.98, 1,621,295.78 and 739,076.86 is: 1,019,493.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,349.98 : 1,621,295.78 = 739,076.86 : x
  2. Step 2: Convert to fraction form
    1,175,349.98/1,621,295.78 = 739,076.86/x
  3. Step 3: Cross multiply
    1,175,349.98x = 1,621,295.78 × 739,076.86
  4. Step 4: Simplify right side
    1,175,349.98x = 1,198,262,193,491.77
  5. Step 5: Solve for x
    x = 1,198,262,193,491.77/1,175,349.98
  6. Step 6: Final answer
    x = 1,019,493.95

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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.