Home / 1,571,090.88-2,168,120.64-892,042.56

Finding the Fourth Proportional to 1,571,090.88, 2,168,120.64 and 892,042.56

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Solution

The fourth proportional to 1,571,090.88, 2,168,120.64 and 892,042.56 is: 1,231,027.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,090.88 : 2,168,120.64 = 892,042.56 : x
  2. Step 2: Convert to fraction form
    1,571,090.88/2,168,120.64 = 892,042.56/x
  3. Step 3: Cross multiply
    1,571,090.88x = 2,168,120.64 × 892,042.56
  4. Step 4: Simplify right side
    1,571,090.88x = 1,934,055,886,094.44
  5. Step 5: Solve for x
    x = 1,934,055,886,094.44/1,571,090.88
  6. Step 6: Final answer
    x = 1,231,027.38

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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.