Home / 1,477,288.27-2,215,046.65-717,633.82

Finding the Fourth Proportional to 1,477,288.27, 2,215,046.65 and 717,633.82

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Solution

The fourth proportional to 1,477,288.27, 2,215,046.65 and 717,633.82 is: 1,076,020.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,288.27 : 2,215,046.65 = 717,633.82 : x
  2. Step 2: Convert to fraction form
    1,477,288.27/2,215,046.65 = 717,633.82/x
  3. Step 3: Cross multiply
    1,477,288.27x = 2,215,046.65 × 717,633.82
  4. Step 4: Simplify right side
    1,477,288.27x = 1,589,592,388,917.70
  5. Step 5: Solve for x
    x = 1,589,592,388,917.70/1,477,288.27
  6. Step 6: Final answer
    x = 1,076,020.45

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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.