Home / 3,819,566.40-5,271,111.90-2,100,797.16

Finding the Fourth Proportional to 3,819,566.40, 5,271,111.90 and 2,100,797.16

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Solution

The fourth proportional to 3,819,566.40, 5,271,111.90 and 2,100,797.16 is: 2,899,160.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819,566.40 : 5,271,111.90 = 2,100,797.16 : x
  2. Step 2: Convert to fraction form
    3,819,566.40/5,271,111.90 = 2,100,797.16/x
  3. Step 3: Cross multiply
    3,819,566.40x = 5,271,111.90 × 2,100,797.16
  4. Step 4: Simplify right side
    3,819,566.40x = 11,073,536,909,562.21
  5. Step 5: Solve for x
    x = 11,073,536,909,562.21/3,819,566.40
  6. Step 6: Final answer
    x = 2,899,160.73

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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.