Home / 1,994,897.13-2,992,766.01-646,954.63

Finding the Fourth Proportional to 1,994,897.13, 2,992,766.01 and 646,954.63

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Solution

The fourth proportional to 1,994,897.13, 2,992,766.01 and 646,954.63 is: 970,568.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,897.13 : 2,992,766.01 = 646,954.63 : x
  2. Step 2: Convert to fraction form
    1,994,897.13/2,992,766.01 = 646,954.63/x
  3. Step 3: Cross multiply
    1,994,897.13x = 2,992,766.01 × 646,954.63
  4. Step 4: Simplify right side
    1,994,897.13x = 1,936,183,815,959.44
  5. Step 5: Solve for x
    x = 1,936,183,815,959.44/1,994,897.13
  6. Step 6: Final answer
    x = 970,568.25

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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.