Home / 2,679,174.05-4,017,913.61-881,656.88

Finding the Fourth Proportional to 2,679,174.05, 4,017,913.61 and 881,656.88

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Solution

The fourth proportional to 2,679,174.05, 4,017,913.61 and 881,656.88 is: 1,322,206.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,174.05 : 4,017,913.61 = 881,656.88 : x
  2. Step 2: Convert to fraction form
    2,679,174.05/4,017,913.61 = 881,656.88/x
  3. Step 3: Cross multiply
    2,679,174.05x = 4,017,913.61 × 881,656.88
  4. Step 4: Simplify right side
    2,679,174.05x = 3,542,421,153,004.28
  5. Step 5: Solve for x
    x = 3,542,421,153,004.28/2,679,174.05
  6. Step 6: Final answer
    x = 1,322,206.43

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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.