Home / 1,342,211.06-2,013,631.90-443,652.84

Finding the Fourth Proportional to 1,342,211.06, 2,013,631.90 and 443,652.84

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Solution

The fourth proportional to 1,342,211.06, 2,013,631.90 and 443,652.84 is: 665,583.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,211.06 : 2,013,631.90 = 443,652.84 : x
  2. Step 2: Convert to fraction form
    1,342,211.06/2,013,631.90 = 443,652.84/x
  3. Step 3: Cross multiply
    1,342,211.06x = 2,013,631.90 × 443,652.84
  4. Step 4: Simplify right side
    1,342,211.06x = 893,353,511,149.60
  5. Step 5: Solve for x
    x = 893,353,511,149.60/1,342,211.06
  6. Step 6: Final answer
    x = 665,583.48

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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.