Home / 1,166,916.70-1,750,375.05-280,452.70

Finding the Fourth Proportional to 1,166,916.70, 1,750,375.05 and 280,452.70

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Solution

The fourth proportional to 1,166,916.70, 1,750,375.05 and 280,452.70 is: 420,679.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,916.70 : 1,750,375.05 = 280,452.70 : x
  2. Step 2: Convert to fraction form
    1,166,916.70/1,750,375.05 = 280,452.70/x
  3. Step 3: Cross multiply
    1,166,916.70x = 1,750,375.05 × 280,452.70
  4. Step 4: Simplify right side
    1,166,916.70x = 490,897,408,785.14
  5. Step 5: Solve for x
    x = 490,897,408,785.14/1,166,916.70
  6. Step 6: Final answer
    x = 420,679.05

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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.