Home / 1,248,314.04-1,873,063.42-864,652.86

Finding the Fourth Proportional to 1,248,314.04, 1,873,063.42 and 864,652.86

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Solution

The fourth proportional to 1,248,314.04, 1,873,063.42 and 864,652.86 is: 1,297,389.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,314.04 : 1,873,063.42 = 864,652.86 : x
  2. Step 2: Convert to fraction form
    1,248,314.04/1,873,063.42 = 864,652.86/x
  3. Step 3: Cross multiply
    1,248,314.04x = 1,873,063.42 × 864,652.86
  4. Step 4: Simplify right side
    1,248,314.04x = 1,619,549,640,902.75
  5. Step 5: Solve for x
    x = 1,619,549,640,902.75/1,248,314.04
  6. Step 6: Final answer
    x = 1,297,389.59

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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.