Home / 2,600,731.80-3,901,024.80-1,180,785.60

Finding the Fourth Proportional to 2,600,731.80, 3,901,024.80 and 1,180,785.60

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Solution

The fourth proportional to 2,600,731.80, 3,901,024.80 and 1,180,785.60 is: 1,771,145.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600,731.80 : 3,901,024.80 = 1,180,785.60 : x
  2. Step 2: Convert to fraction form
    2,600,731.80/3,901,024.80 = 1,180,785.60/x
  3. Step 3: Cross multiply
    2,600,731.80x = 3,901,024.80 × 1,180,785.60
  4. Step 4: Simplify right side
    2,600,731.80x = 4,606,273,909,082.88
  5. Step 5: Solve for x
    x = 4,606,273,909,082.88/2,600,731.80
  6. Step 6: Final answer
    x = 1,771,145.30

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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.