Home / 3,314,366.20-4,971,257.70-917,997.40

Finding the Fourth Proportional to 3,314,366.20, 4,971,257.70 and 917,997.40

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Solution

The fourth proportional to 3,314,366.20, 4,971,257.70 and 917,997.40 is: 1,376,915.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314,366.20 : 4,971,257.70 = 917,997.40 : x
  2. Step 2: Convert to fraction form
    3,314,366.20/4,971,257.70 = 917,997.40/x
  3. Step 3: Cross multiply
    3,314,366.20x = 4,971,257.70 × 917,997.40
  4. Step 4: Simplify right side
    3,314,366.20x = 4,563,601,643,329.98
  5. Step 5: Solve for x
    x = 4,563,601,643,329.98/3,314,366.20
  6. Step 6: Final answer
    x = 1,376,915.33

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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.