Home / 1,932,705.63-2,666,704.28-1,168,742.79

Finding the Fourth Proportional to 1,932,705.63, 2,666,704.28 and 1,168,742.79

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Solution

The fourth proportional to 1,932,705.63, 2,666,704.28 and 1,168,742.79 is: 1,612,605.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,705.63 : 2,666,704.28 = 1,168,742.79 : x
  2. Step 2: Convert to fraction form
    1,932,705.63/2,666,704.28 = 1,168,742.79/x
  3. Step 3: Cross multiply
    1,932,705.63x = 2,666,704.28 × 1,168,742.79
  4. Step 4: Simplify right side
    1,932,705.63x = 3,116,691,394,468.43
  5. Step 5: Solve for x
    x = 3,116,691,394,468.43/1,932,705.63
  6. Step 6: Final answer
    x = 1,612,605.33

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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.