Home / 3,445,754.58-4,755,060.45-1,917,828.90

Finding the Fourth Proportional to 3,445,754.58, 4,755,060.45 and 1,917,828.90

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Solution

The fourth proportional to 3,445,754.58, 4,755,060.45 and 1,917,828.90 is: 2,646,558.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445,754.58 : 4,755,060.45 = 1,917,828.90 : x
  2. Step 2: Convert to fraction form
    3,445,754.58/4,755,060.45 = 1,917,828.90/x
  3. Step 3: Cross multiply
    3,445,754.58x = 4,755,060.45 × 1,917,828.90
  4. Step 4: Simplify right side
    3,445,754.58x = 9,119,392,352,257.01
  5. Step 5: Solve for x
    x = 9,119,392,352,257.01/3,445,754.58
  6. Step 6: Final answer
    x = 2,646,558.87

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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.