Home / 2,666,465.97-3,679,720.63-1,505,156.64

Finding the Fourth Proportional to 2,666,465.97, 3,679,720.63 and 1,505,156.64

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Solution

The fourth proportional to 2,666,465.97, 3,679,720.63 and 1,505,156.64 is: 2,077,114.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,465.97 : 3,679,720.63 = 1,505,156.64 : x
  2. Step 2: Convert to fraction form
    2,666,465.97/3,679,720.63 = 1,505,156.64/x
  3. Step 3: Cross multiply
    2,666,465.97x = 3,679,720.63 × 1,505,156.64
  4. Step 4: Simplify right side
    2,666,465.97x = 5,538,555,939,589.48
  5. Step 5: Solve for x
    x = 5,538,555,939,589.48/2,666,465.97
  6. Step 6: Final answer
    x = 2,077,114.80

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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.