Home / 1,579,186.12-2,179,270.58-854,034.64

Finding the Fourth Proportional to 1,579,186.12, 2,179,270.58 and 854,034.64

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Solution

The fourth proportional to 1,579,186.12, 2,179,270.58 and 854,034.64 is: 1,178,564.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,186.12 : 2,179,270.58 = 854,034.64 : x
  2. Step 2: Convert to fraction form
    1,579,186.12/2,179,270.58 = 854,034.64/x
  3. Step 3: Cross multiply
    1,579,186.12x = 2,179,270.58 × 854,034.64
  4. Step 4: Simplify right side
    1,579,186.12x = 1,861,172,565,252.89
  5. Step 5: Solve for x
    x = 1,861,172,565,252.89/1,579,186.12
  6. Step 6: Final answer
    x = 1,178,564.41

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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.