Home / 1,583,965.28-2,185,900.44-858,837.44

Finding the Fourth Proportional to 1,583,965.28, 2,185,900.44 and 858,837.44

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Solution

The fourth proportional to 1,583,965.28, 2,185,900.44 and 858,837.44 is: 1,185,211.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583,965.28 : 2,185,900.44 = 858,837.44 : x
  2. Step 2: Convert to fraction form
    1,583,965.28/2,185,900.44 = 858,837.44/x
  3. Step 3: Cross multiply
    1,583,965.28x = 2,185,900.44 × 858,837.44
  4. Step 4: Simplify right side
    1,583,965.28x = 1,877,333,137,984.47
  5. Step 5: Solve for x
    x = 1,877,333,137,984.47/1,583,965.28
  6. Step 6: Final answer
    x = 1,185,211.04

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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.