Home / 1,929,071.97-2,661,874.63-1,057,677.35

Finding the Fourth Proportional to 1,929,071.97, 2,661,874.63 and 1,057,677.35

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Solution

The fourth proportional to 1,929,071.97, 2,661,874.63 and 1,057,677.35 is: 1,459,460.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,071.97 : 2,661,874.63 = 1,057,677.35 : x
  2. Step 2: Convert to fraction form
    1,929,071.97/2,661,874.63 = 1,057,677.35/x
  3. Step 3: Cross multiply
    1,929,071.97x = 2,661,874.63 × 1,057,677.35
  4. Step 4: Simplify right side
    1,929,071.97x = 2,815,404,504,690.63
  5. Step 5: Solve for x
    x = 2,815,404,504,690.63/1,929,071.97
  6. Step 6: Final answer
    x = 1,459,460.58

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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.