Home / 1,342,526.16-2,013,589.21-443,972.60

Finding the Fourth Proportional to 1,342,526.16, 2,013,589.21 and 443,972.60

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Solution

The fourth proportional to 1,342,526.16, 2,013,589.21 and 443,972.60 is: 665,892.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,526.16 : 2,013,589.21 = 443,972.60 : x
  2. Step 2: Convert to fraction form
    1,342,526.16/2,013,589.21 = 443,972.60/x
  3. Step 3: Cross multiply
    1,342,526.16x = 2,013,589.21 × 443,972.60
  4. Step 4: Simplify right side
    1,342,526.16x = 893,978,436,895.65
  5. Step 5: Solve for x
    x = 893,978,436,895.65/1,342,526.16
  6. Step 6: Final answer
    x = 665,892.75

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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.