Home / 3,820,184.90-5,271,751.76-2,166,635.28

Finding the Fourth Proportional to 3,820,184.90, 5,271,751.76 and 2,166,635.28

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Solution

The fourth proportional to 3,820,184.90, 5,271,751.76 and 2,166,635.28 is: 2,989,898.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,184.90 : 5,271,751.76 = 2,166,635.28 : x
  2. Step 2: Convert to fraction form
    3,820,184.90/5,271,751.76 = 2,166,635.28/x
  3. Step 3: Cross multiply
    3,820,184.90x = 5,271,751.76 × 2,166,635.28
  4. Step 4: Simplify right side
    3,820,184.90x = 11,421,963,350,618.09
  5. Step 5: Solve for x
    x = 11,421,963,350,618.09/3,820,184.90
  6. Step 6: Final answer
    x = 2,989,898.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.