Home / 1,543,361.27-2,129,927.06-864,291.83

Finding the Fourth Proportional to 1,543,361.27, 2,129,927.06 and 864,291.83

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Solution

The fourth proportional to 1,543,361.27, 2,129,927.06 and 864,291.83 is: 1,192,772.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,361.27 : 2,129,927.06 = 864,291.83 : x
  2. Step 2: Convert to fraction form
    1,543,361.27/2,129,927.06 = 864,291.83/x
  3. Step 3: Cross multiply
    1,543,361.27x = 2,129,927.06 × 864,291.83
  4. Step 4: Simplify right side
    1,543,361.27x = 1,840,878,556,453.92
  5. Step 5: Solve for x
    x = 1,840,878,556,453.92/1,543,361.27
  6. Step 6: Final answer
    x = 1,192,772.29

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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.