Home / 2,210,176.46-3,315,816.43-770,880.55

Finding the Fourth Proportional to 2,210,176.46, 3,315,816.43 and 770,880.55

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Solution

The fourth proportional to 2,210,176.46, 3,315,816.43 and 770,880.55 is: 1,156,513.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210,176.46 : 3,315,816.43 = 770,880.55 : x
  2. Step 2: Convert to fraction form
    2,210,176.46/3,315,816.43 = 770,880.55/x
  3. Step 3: Cross multiply
    2,210,176.46x = 3,315,816.43 × 770,880.55
  4. Step 4: Simplify right side
    2,210,176.46x = 2,556,098,372,823.95
  5. Step 5: Solve for x
    x = 2,556,098,372,823.95/2,210,176.46
  6. Step 6: Final answer
    x = 1,156,513.26

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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.