Home / 2,257,644.67-3,387,415.76-1,405,429.18

Finding the Fourth Proportional to 2,257,644.67, 3,387,415.76 and 1,405,429.18

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Solution

The fourth proportional to 2,257,644.67, 3,387,415.76 and 1,405,429.18 is: 2,108,734.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257,644.67 : 3,387,415.76 = 1,405,429.18 : x
  2. Step 2: Convert to fraction form
    2,257,644.67/3,387,415.76 = 1,405,429.18/x
  3. Step 3: Cross multiply
    2,257,644.67x = 3,387,415.76 × 1,405,429.18
  4. Step 4: Simplify right side
    2,257,644.67x = 4,760,772,953,895.88
  5. Step 5: Solve for x
    x = 4,760,772,953,895.88/2,257,644.67
  6. Step 6: Final answer
    x = 2,108,734.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.