Home / 1,579,282.74-2,179,410.12-854,130.42

Finding the Fourth Proportional to 1,579,282.74, 2,179,410.12 and 854,130.42

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Solution

The fourth proportional to 1,579,282.74, 2,179,410.12 and 854,130.42 is: 1,178,699.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,282.74 : 2,179,410.12 = 854,130.42 : x
  2. Step 2: Convert to fraction form
    1,579,282.74/2,179,410.12 = 854,130.42/x
  3. Step 3: Cross multiply
    1,579,282.74x = 2,179,410.12 × 854,130.42
  4. Step 4: Simplify right side
    1,579,282.74x = 1,861,500,481,147.85
  5. Step 5: Solve for x
    x = 1,861,500,481,147.85/1,579,282.74
  6. Step 6: Final answer
    x = 1,178,699.95

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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.