Home / 2,961,674.53-4,442,511.78-717,812.53

Finding the Fourth Proportional to 2,961,674.53, 4,442,511.78 and 717,812.53

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Solution

The fourth proportional to 2,961,674.53, 4,442,511.78 and 717,812.53 is: 1,076,718.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961,674.53 : 4,442,511.78 = 717,812.53 : x
  2. Step 2: Convert to fraction form
    2,961,674.53/4,442,511.78 = 717,812.53/x
  3. Step 3: Cross multiply
    2,961,674.53x = 4,442,511.78 × 717,812.53
  4. Step 4: Simplify right side
    2,961,674.53x = 3,188,890,620,356.60
  5. Step 5: Solve for x
    x = 3,188,890,620,356.60/2,961,674.53
  6. Step 6: Final answer
    x = 1,076,718.79

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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.