Home / 1,342,538.37-2,013,328.04-443,814.21

Finding the Fourth Proportional to 1,342,538.37, 2,013,328.04 and 443,814.21

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Solution

The fourth proportional to 1,342,538.37, 2,013,328.04 and 443,814.21 is: 665,562.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,538.37 : 2,013,328.04 = 443,814.21 : x
  2. Step 2: Convert to fraction form
    1,342,538.37/2,013,328.04 = 443,814.21/x
  3. Step 3: Cross multiply
    1,342,538.37x = 2,013,328.04 × 443,814.21
  4. Step 4: Simplify right side
    1,342,538.37x = 893,543,591,324.38
  5. Step 5: Solve for x
    x = 893,543,591,324.38/1,342,538.37
  6. Step 6: Final answer
    x = 665,562.80

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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.