Home / 1,637,064.54-2,455,793.64-838,131.57

Finding the Fourth Proportional to 1,637,064.54, 2,455,793.64 and 838,131.57

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Solution

The fourth proportional to 1,637,064.54, 2,455,793.64 and 838,131.57 is: 1,257,298.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,064.54 : 2,455,793.64 = 838,131.57 : x
  2. Step 2: Convert to fraction form
    1,637,064.54/2,455,793.64 = 838,131.57/x
  3. Step 3: Cross multiply
    1,637,064.54x = 2,455,793.64 × 838,131.57
  4. Step 4: Simplify right side
    1,637,064.54x = 2,058,278,179,089.22
  5. Step 5: Solve for x
    x = 2,058,278,179,089.22/1,637,064.54
  6. Step 6: Final answer
    x = 1,257,298.13

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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.