Home / 1,579,284.58-2,179,412.82-854,132.11

Finding the Fourth Proportional to 1,579,284.58, 2,179,412.82 and 854,132.11

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Solution

The fourth proportional to 1,579,284.58, 2,179,412.82 and 854,132.11 is: 1,178,702.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,284.58 : 2,179,412.82 = 854,132.11 : x
  2. Step 2: Convert to fraction form
    1,579,284.58/2,179,412.82 = 854,132.11/x
  3. Step 3: Cross multiply
    1,579,284.58x = 2,179,412.82 × 854,132.11
  4. Step 4: Simplify right side
    1,579,284.58x = 1,861,506,468,455.25
  5. Step 5: Solve for x
    x = 1,861,506,468,455.25/1,579,284.58
  6. Step 6: Final answer
    x = 1,178,702.36

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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.