Home / 4,160,722.40-6,241,429.20-1,320,754.40

Finding the Fourth Proportional to 4,160,722.40, 6,241,429.20 and 1,320,754.40

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Solution

The fourth proportional to 4,160,722.40, 6,241,429.20 and 1,320,754.40 is: 1,981,241.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160,722.40 : 6,241,429.20 = 1,320,754.40 : x
  2. Step 2: Convert to fraction form
    4,160,722.40/6,241,429.20 = 1,320,754.40/x
  3. Step 3: Cross multiply
    4,160,722.40x = 6,241,429.20 × 1,320,754.40
  4. Step 4: Simplify right side
    4,160,722.40x = 8,243,395,078,188.48
  5. Step 5: Solve for x
    x = 8,243,395,078,188.48/4,160,722.40
  6. Step 6: Final answer
    x = 1,981,241.31

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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.