Home / 3,893,664.32-5,373,200.16-2,174,809.28

Finding the Fourth Proportional to 3,893,664.32, 5,373,200.16 and 2,174,809.28

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Solution

The fourth proportional to 3,893,664.32, 5,373,200.16 and 2,174,809.28 is: 3,001,205.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,893,664.32 : 5,373,200.16 = 2,174,809.28 : x
  2. Step 2: Convert to fraction form
    3,893,664.32/5,373,200.16 = 2,174,809.28/x
  3. Step 3: Cross multiply
    3,893,664.32x = 5,373,200.16 × 2,174,809.28
  4. Step 4: Simplify right side
    3,893,664.32x = 11,685,685,571,265.48
  5. Step 5: Solve for x
    x = 11,685,685,571,265.48/3,893,664.32
  6. Step 6: Final answer
    x = 3,001,205.19

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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.