Home / 2,666,455.90-3,679,706.76-1,505,146.66

Finding the Fourth Proportional to 2,666,455.90, 3,679,706.76 and 1,505,146.66

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Solution

The fourth proportional to 2,666,455.90, 3,679,706.76 and 1,505,146.66 is: 2,077,101.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,455.90 : 3,679,706.76 = 1,505,146.66 : x
  2. Step 2: Convert to fraction form
    2,666,455.90/3,679,706.76 = 1,505,146.66/x
  3. Step 3: Cross multiply
    2,666,455.90x = 3,679,706.76 × 1,505,146.66
  4. Step 4: Simplify right side
    2,666,455.90x = 5,538,498,339,593.42
  5. Step 5: Solve for x
    x = 5,538,498,339,593.42/2,666,455.90
  6. Step 6: Final answer
    x = 2,077,101.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.