Home / 2,717,894.31-4,067,970.21-1,998,045.47

Finding the Fourth Proportional to 2,717,894.31, 4,067,970.21 and 1,998,045.47

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Solution

The fourth proportional to 2,717,894.31, 4,067,970.21 and 1,998,045.47 is: 2,990,546.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717,894.31 : 4,067,970.21 = 1,998,045.47 : x
  2. Step 2: Convert to fraction form
    2,717,894.31/4,067,970.21 = 1,998,045.47/x
  3. Step 3: Cross multiply
    2,717,894.31x = 4,067,970.21 × 1,998,045.47
  4. Step 4: Simplify right side
    2,717,894.31x = 8,127,989,429,845.60
  5. Step 5: Solve for x
    x = 8,127,989,429,845.60/2,717,894.31
  6. Step 6: Final answer
    x = 2,990,546.54

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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.