Home / 4,622,020.10-6,379,990.89-3,176,500.58

Finding the Fourth Proportional to 4,622,020.10, 6,379,990.89 and 3,176,500.58

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Solution

The fourth proportional to 4,622,020.10, 6,379,990.89 and 3,176,500.58 is: 4,384,672.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,622,020.10 : 6,379,990.89 = 3,176,500.58 : x
  2. Step 2: Convert to fraction form
    4,622,020.10/6,379,990.89 = 3,176,500.58/x
  3. Step 3: Cross multiply
    4,622,020.10x = 6,379,990.89 × 3,176,500.58
  4. Step 4: Simplify right side
    4,622,020.10x = 20,266,044,762,479.71
  5. Step 5: Solve for x
    x = 20,266,044,762,479.71/4,622,020.10
  6. Step 6: Final answer
    x = 4,384,672.57

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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.