Home / 2,961,626.40-4,442,439.57-717,764.40

Finding the Fourth Proportional to 2,961,626.40, 4,442,439.57 and 717,764.40

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Solution

The fourth proportional to 2,961,626.40, 4,442,439.57 and 717,764.40 is: 1,076,646.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961,626.40 : 4,442,439.57 = 717,764.40 : x
  2. Step 2: Convert to fraction form
    2,961,626.40/4,442,439.57 = 717,764.40/x
  3. Step 3: Cross multiply
    2,961,626.40x = 4,442,439.57 × 717,764.40
  4. Step 4: Simplify right side
    2,961,626.40x = 3,188,624,972,497.31
  5. Step 5: Solve for x
    x = 3,188,624,972,497.31/2,961,626.40
  6. Step 6: Final answer
    x = 1,076,646.59

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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.