Home / 1,564,112.64-2,158,467.84-848,720.64

Finding the Fourth Proportional to 1,564,112.64, 2,158,467.84 and 848,720.64

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Solution

The fourth proportional to 1,564,112.64, 2,158,467.84 and 848,720.64 is: 1,171,230.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,112.64 : 2,158,467.84 = 848,720.64 : x
  2. Step 2: Convert to fraction form
    1,564,112.64/2,158,467.84 = 848,720.64/x
  3. Step 3: Cross multiply
    1,564,112.64x = 2,158,467.84 × 848,720.64
  4. Step 4: Simplify right side
    1,564,112.64x = 1,831,936,206,584.22
  5. Step 5: Solve for x
    x = 1,831,936,206,584.22/1,564,112.64
  6. Step 6: Final answer
    x = 1,171,230.36

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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.