Home / 1,561,881.76-2,342,231.34-851,523.10

Finding the Fourth Proportional to 1,561,881.76, 2,342,231.34 and 851,523.10

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Solution

The fourth proportional to 1,561,881.76, 2,342,231.34 and 851,523.10 is: 1,276,962.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,881.76 : 2,342,231.34 = 851,523.10 : x
  2. Step 2: Convert to fraction form
    1,561,881.76/2,342,231.34 = 851,523.10/x
  3. Step 3: Cross multiply
    1,561,881.76x = 2,342,231.34 × 851,523.10
  4. Step 4: Simplify right side
    1,561,881.76x = 1,994,464,094,481.74
  5. Step 5: Solve for x
    x = 1,994,464,094,481.74/1,561,881.76
  6. Step 6: Final answer
    x = 1,276,962.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.