Home / 1,589,555.32-2,193,601.03-864,409.91

Finding the Fourth Proportional to 1,589,555.32, 2,193,601.03 and 864,409.91

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Solution

The fourth proportional to 1,589,555.32, 2,193,601.03 and 864,409.91 is: 1,192,893.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,555.32 : 2,193,601.03 = 864,409.91 : x
  2. Step 2: Convert to fraction form
    1,589,555.32/2,193,601.03 = 864,409.91/x
  3. Step 3: Cross multiply
    1,589,555.32x = 2,193,601.03 × 864,409.91
  4. Step 4: Simplify right side
    1,589,555.32x = 1,896,170,455,789.18
  5. Step 5: Solve for x
    x = 1,896,170,455,789.18/1,589,555.32
  6. Step 6: Final answer
    x = 1,192,893.66

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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.