Home / 3,580,658.51-4,941,371.75-1,949,112.77

Finding the Fourth Proportional to 3,580,658.51, 4,941,371.75 and 1,949,112.77

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Solution

The fourth proportional to 3,580,658.51, 4,941,371.75 and 1,949,112.77 is: 2,689,809.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,658.51 : 4,941,371.75 = 1,949,112.77 : x
  2. Step 2: Convert to fraction form
    3,580,658.51/4,941,371.75 = 1,949,112.77/x
  3. Step 3: Cross multiply
    3,580,658.51x = 4,941,371.75 × 1,949,112.77
  4. Step 4: Simplify right side
    3,580,658.51x = 9,631,290,744,789.82
  5. Step 5: Solve for x
    x = 9,631,290,744,789.82/3,580,658.51
  6. Step 6: Final answer
    x = 2,689,809.91

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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.