Home / 1,242,477.65-1,714,760.33-691,247.94

Finding the Fourth Proportional to 1,242,477.65, 1,714,760.33 and 691,247.94

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Solution

The fourth proportional to 1,242,477.65, 1,714,760.33 and 691,247.94 is: 954,000.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,477.65 : 1,714,760.33 = 691,247.94 : x
  2. Step 2: Convert to fraction form
    1,242,477.65/1,714,760.33 = 691,247.94/x
  3. Step 3: Cross multiply
    1,242,477.65x = 1,714,760.33 × 691,247.94
  4. Step 4: Simplify right side
    1,242,477.65x = 1,185,324,542,249.98
  5. Step 5: Solve for x
    x = 1,185,324,542,249.98/1,242,477.65
  6. Step 6: Final answer
    x = 954,000.70

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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.