Home / 1,683,229.29-2,525,173.20-618,279.36

Finding the Fourth Proportional to 1,683,229.29, 2,525,173.20 and 618,279.36

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Solution

The fourth proportional to 1,683,229.29, 2,525,173.20 and 618,279.36 is: 927,539.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,229.29 : 2,525,173.20 = 618,279.36 : x
  2. Step 2: Convert to fraction form
    1,683,229.29/2,525,173.20 = 618,279.36/x
  3. Step 3: Cross multiply
    1,683,229.29x = 2,525,173.20 × 618,279.36
  4. Step 4: Simplify right side
    1,683,229.29x = 1,561,262,469,985.15
  5. Step 5: Solve for x
    x = 1,561,262,469,985.15/1,683,229.29
  6. Step 6: Final answer
    x = 927,539.98

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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.