Home / 3,534,742.17-5,297,170.77-1,912,007.92

Finding the Fourth Proportional to 3,534,742.17, 5,297,170.77 and 1,912,007.92

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Solution

The fourth proportional to 3,534,742.17, 5,297,170.77 and 1,912,007.92 is: 2,865,338.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534,742.17 : 5,297,170.77 = 1,912,007.92 : x
  2. Step 2: Convert to fraction form
    3,534,742.17/5,297,170.77 = 1,912,007.92/x
  3. Step 3: Cross multiply
    3,534,742.17x = 5,297,170.77 × 1,912,007.92
  4. Step 4: Simplify right side
    3,534,742.17x = 10,128,232,465,832.50
  5. Step 5: Solve for x
    x = 10,128,232,465,832.50/3,534,742.17
  6. Step 6: Final answer
    x = 2,865,338.40

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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.