Home / 3,240,491.69-4,859,611.89-1,803,368.21

Finding the Fourth Proportional to 3,240,491.69, 4,859,611.89 and 1,803,368.21

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Solution

The fourth proportional to 3,240,491.69, 4,859,611.89 and 1,803,368.21 is: 2,704,425.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,491.69 : 4,859,611.89 = 1,803,368.21 : x
  2. Step 2: Convert to fraction form
    3,240,491.69/4,859,611.89 = 1,803,368.21/x
  3. Step 3: Cross multiply
    3,240,491.69x = 4,859,611.89 × 1,803,368.21
  4. Step 4: Simplify right side
    3,240,491.69x = 8,763,669,571,065.96
  5. Step 5: Solve for x
    x = 8,763,669,571,065.96/3,240,491.69
  6. Step 6: Final answer
    x = 2,704,425.88

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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.