Home / 2,740,520.64-3,781,662.32-1,637,733.28

Finding the Fourth Proportional to 2,740,520.64, 3,781,662.32 and 1,637,733.28

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Solution

The fourth proportional to 2,740,520.64, 3,781,662.32 and 1,637,733.28 is: 2,259,918.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740,520.64 : 3,781,662.32 = 1,637,733.28 : x
  2. Step 2: Convert to fraction form
    2,740,520.64/3,781,662.32 = 1,637,733.28/x
  3. Step 3: Cross multiply
    2,740,520.64x = 3,781,662.32 × 1,637,733.28
  4. Step 4: Simplify right side
    2,740,520.64x = 6,193,354,235,186.01
  5. Step 5: Solve for x
    x = 6,193,354,235,186.01/2,740,520.64
  6. Step 6: Final answer
    x = 2,259,918.84

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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.