Home / 3,828,005.20-5,742,007.80-3,296,126.80

Finding the Fourth Proportional to 3,828,005.20, 5,742,007.80 and 3,296,126.80

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Solution

The fourth proportional to 3,828,005.20, 5,742,007.80 and 3,296,126.80 is: 4,944,190.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,005.20 : 5,742,007.80 = 3,296,126.80 : x
  2. Step 2: Convert to fraction form
    3,828,005.20/5,742,007.80 = 3,296,126.80/x
  3. Step 3: Cross multiply
    3,828,005.20x = 5,742,007.80 × 3,296,126.80
  4. Step 4: Simplify right side
    3,828,005.20x = 18,926,385,795,389.04
  5. Step 5: Solve for x
    x = 18,926,385,795,389.04/3,828,005.20
  6. Step 6: Final answer
    x = 4,944,190.20

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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.