Home / 1,790,652.16-2,472,012.84-1,381,835.44

Finding the Fourth Proportional to 1,790,652.16, 2,472,012.84 and 1,381,835.44

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Solution

The fourth proportional to 1,790,652.16, 2,472,012.84 and 1,381,835.44 is: 1,907,637.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,652.16 : 2,472,012.84 = 1,381,835.44 : x
  2. Step 2: Convert to fraction form
    1,790,652.16/2,472,012.84 = 1,381,835.44/x
  3. Step 3: Cross multiply
    1,790,652.16x = 2,472,012.84 × 1,381,835.44
  4. Step 4: Simplify right side
    1,790,652.16x = 3,415,914,950,447.05
  5. Step 5: Solve for x
    x = 3,415,914,950,447.05/1,790,652.16
  6. Step 6: Final answer
    x = 1,907,637.36

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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.