Home / 1,623,544.39-2,434,922.91-676,398.43

Finding the Fourth Proportional to 1,623,544.39, 2,434,922.91 and 676,398.43

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Solution

The fourth proportional to 1,623,544.39, 2,434,922.91 and 676,398.43 is: 1,014,433.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,544.39 : 2,434,922.91 = 676,398.43 : x
  2. Step 2: Convert to fraction form
    1,623,544.39/2,434,922.91 = 676,398.43/x
  3. Step 3: Cross multiply
    1,623,544.39x = 2,434,922.91 × 676,398.43
  4. Step 4: Simplify right side
    1,623,544.39x = 1,646,978,033,495.03
  5. Step 5: Solve for x
    x = 1,646,978,033,495.03/1,623,544.39
  6. Step 6: Final answer
    x = 1,014,433.63

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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.