Home / 1,861,752.44-2,792,573.04-513,997.40

Finding the Fourth Proportional to 1,861,752.44, 2,792,573.04 and 513,997.40

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Solution

The fourth proportional to 1,861,752.44, 2,792,573.04 and 513,997.40 is: 770,980.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,752.44 : 2,792,573.04 = 513,997.40 : x
  2. Step 2: Convert to fraction form
    1,861,752.44/2,792,573.04 = 513,997.40/x
  3. Step 3: Cross multiply
    1,861,752.44x = 2,792,573.04 × 513,997.40
  4. Step 4: Simplify right side
    1,861,752.44x = 1,435,375,281,870.10
  5. Step 5: Solve for x
    x = 1,435,375,281,870.10/1,861,752.44
  6. Step 6: Final answer
    x = 770,980.74

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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.