Home / 2,108,592.78-2,909,859.84-1,141,723.60

Finding the Fourth Proportional to 2,108,592.78, 2,909,859.84 and 1,141,723.60

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Solution

The fourth proportional to 2,108,592.78, 2,909,859.84 and 1,141,723.60 is: 1,575,579.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,592.78 : 2,909,859.84 = 1,141,723.60 : x
  2. Step 2: Convert to fraction form
    2,108,592.78/2,909,859.84 = 1,141,723.60/x
  3. Step 3: Cross multiply
    2,108,592.78x = 2,909,859.84 × 1,141,723.60
  4. Step 4: Simplify right side
    2,108,592.78x = 3,322,255,652,020.22
  5. Step 5: Solve for x
    x = 3,322,255,652,020.22/2,108,592.78
  6. Step 6: Final answer
    x = 1,575,579.54

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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.