Home / 3,953,192.88-5,455,410.90-2,142,356.88

Finding the Fourth Proportional to 3,953,192.88, 5,455,410.90 and 2,142,356.88

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Solution

The fourth proportional to 3,953,192.88, 5,455,410.90 and 2,142,356.88 is: 2,956,455.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953,192.88 : 5,455,410.90 = 2,142,356.88 : x
  2. Step 2: Convert to fraction form
    3,953,192.88/5,455,410.90 = 2,142,356.88/x
  3. Step 3: Cross multiply
    3,953,192.88x = 5,455,410.90 × 2,142,356.88
  4. Step 4: Simplify right side
    3,953,192.88x = 11,687,437,074,841.99
  5. Step 5: Solve for x
    x = 11,687,437,074,841.99/3,953,192.88
  6. Step 6: Final answer
    x = 2,956,455.06

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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.