Home / 1,908,605.88-2,633,879.16-1,049,171.58

Finding the Fourth Proportional to 1,908,605.88, 2,633,879.16 and 1,049,171.58

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Solution

The fourth proportional to 1,908,605.88, 2,633,879.16 and 1,049,171.58 is: 1,447,858.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,605.88 : 2,633,879.16 = 1,049,171.58 : x
  2. Step 2: Convert to fraction form
    1,908,605.88/2,633,879.16 = 1,049,171.58/x
  3. Step 3: Cross multiply
    1,908,605.88x = 2,633,879.16 × 1,049,171.58
  4. Step 4: Simplify right side
    1,908,605.88x = 2,763,391,159,826.27
  5. Step 5: Solve for x
    x = 2,763,391,159,826.27/1,908,605.88
  6. Step 6: Final answer
    x = 1,447,858.45

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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.