Home / 2,640,322.56-3,646,617.12-1,784,418.24

Finding the Fourth Proportional to 2,640,322.56, 3,646,617.12 and 1,784,418.24

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Solution

The fourth proportional to 2,640,322.56, 3,646,617.12 and 1,784,418.24 is: 2,464,505.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,322.56 : 3,646,617.12 = 1,784,418.24 : x
  2. Step 2: Convert to fraction form
    2,640,322.56/3,646,617.12 = 1,784,418.24/x
  3. Step 3: Cross multiply
    2,640,322.56x = 3,646,617.12 × 1,784,418.24
  4. Step 4: Simplify right side
    2,640,322.56x = 6,507,090,103,224.27
  5. Step 5: Solve for x
    x = 6,507,090,103,224.27/2,640,322.56
  6. Step 6: Final answer
    x = 2,464,505.74

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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.