Home / 1,727,558.45-2,587,868.31-860,381.06

Finding the Fourth Proportional to 1,727,558.45, 2,587,868.31 and 860,381.06

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Solution

The fourth proportional to 1,727,558.45, 2,587,868.31 and 860,381.06 is: 1,288,843.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727,558.45 : 2,587,868.31 = 860,381.06 : x
  2. Step 2: Convert to fraction form
    1,727,558.45/2,587,868.31 = 860,381.06/x
  3. Step 3: Cross multiply
    1,727,558.45x = 2,587,868.31 × 860,381.06
  4. Step 4: Simplify right side
    1,727,558.45x = 2,226,552,879,698.21
  5. Step 5: Solve for x
    x = 2,226,552,879,698.21/1,727,558.45
  6. Step 6: Final answer
    x = 1,288,843.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.