Home / 5,452,436.17-8,180,126.79-1,665,815.77

Finding the Fourth Proportional to 5,452,436.17, 8,180,126.79 and 1,665,815.77

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Solution

The fourth proportional to 5,452,436.17, 8,180,126.79 and 1,665,815.77 is: 2,499,173.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452,436.17 : 8,180,126.79 = 1,665,815.77 : x
  2. Step 2: Convert to fraction form
    5,452,436.17/8,180,126.79 = 1,665,815.77/x
  3. Step 3: Cross multiply
    5,452,436.17x = 8,180,126.79 × 1,665,815.77
  4. Step 4: Simplify right side
    5,452,436.17x = 13,626,584,207,381.48
  5. Step 5: Solve for x
    x = 13,626,584,207,381.48/5,452,436.17
  6. Step 6: Final answer
    x = 2,499,173.54

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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.