Home / 2,520,833.28-3,478,747.80-1,374,910.08

Finding the Fourth Proportional to 2,520,833.28, 3,478,747.80 and 1,374,910.08

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Solution

The fourth proportional to 2,520,833.28, 3,478,747.80 and 1,374,910.08 is: 1,897,374.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,833.28 : 3,478,747.80 = 1,374,910.08 : x
  2. Step 2: Convert to fraction form
    2,520,833.28/3,478,747.80 = 1,374,910.08/x
  3. Step 3: Cross multiply
    2,520,833.28x = 3,478,747.80 × 1,374,910.08
  4. Step 4: Simplify right side
    2,520,833.28x = 4,782,965,415,997.82
  5. Step 5: Solve for x
    x = 4,782,965,415,997.82/2,520,833.28
  6. Step 6: Final answer
    x = 1,897,374.75

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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.