Home / 1,142,873.91-1,714,520.76-931,516.77

Finding the Fourth Proportional to 1,142,873.91, 1,714,520.76 and 931,516.77

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Solution

The fourth proportional to 1,142,873.91, 1,714,520.76 and 931,516.77 is: 1,397,446.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,873.91 : 1,714,520.76 = 931,516.77 : x
  2. Step 2: Convert to fraction form
    1,142,873.91/1,714,520.76 = 931,516.77/x
  3. Step 3: Cross multiply
    1,142,873.91x = 1,714,520.76 × 931,516.77
  4. Step 4: Simplify right side
    1,142,873.91x = 1,597,104,840,453.15
  5. Step 5: Solve for x
    x = 1,597,104,840,453.15/1,142,873.91
  6. Step 6: Final answer
    x = 1,397,446.23

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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.