Home / 3,509,577.78-5,264,366.70-1,265,715.78

Finding the Fourth Proportional to 3,509,577.78, 5,264,366.70 and 1,265,715.78

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Solution

The fourth proportional to 3,509,577.78, 5,264,366.70 and 1,265,715.78 is: 1,898,573.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,577.78 : 5,264,366.70 = 1,265,715.78 : x
  2. Step 2: Convert to fraction form
    3,509,577.78/5,264,366.70 = 1,265,715.78/x
  3. Step 3: Cross multiply
    3,509,577.78x = 5,264,366.70 × 1,265,715.78
  4. Step 4: Simplify right side
    3,509,577.78x = 6,663,192,003,896.53
  5. Step 5: Solve for x
    x = 6,663,192,003,896.53/3,509,577.78
  6. Step 6: Final answer
    x = 1,898,573.68

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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.