Home / 2,897,887.40-3,998,883.99-1,608,625.88

Finding the Fourth Proportional to 2,897,887.40, 3,998,883.99 and 1,608,625.88

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Solution

The fourth proportional to 2,897,887.40, 3,998,883.99 and 1,608,625.88 is: 2,219,792.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,887.40 : 3,998,883.99 = 1,608,625.88 : x
  2. Step 2: Convert to fraction form
    2,897,887.40/3,998,883.99 = 1,608,625.88/x
  3. Step 3: Cross multiply
    2,897,887.40x = 3,998,883.99 × 1,608,625.88
  4. Step 4: Simplify right side
    2,897,887.40x = 6,432,708,277,431.66
  5. Step 5: Solve for x
    x = 6,432,708,277,431.66/2,897,887.40
  6. Step 6: Final answer
    x = 2,219,792.35

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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.