Home / 1,683,169.29-2,525,083.20-618,219.36

Finding the Fourth Proportional to 1,683,169.29, 2,525,083.20 and 618,219.36

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Solution

The fourth proportional to 1,683,169.29, 2,525,083.20 and 618,219.36 is: 927,449.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,169.29 : 2,525,083.20 = 618,219.36 : x
  2. Step 2: Convert to fraction form
    1,683,169.29/2,525,083.20 = 618,219.36/x
  3. Step 3: Cross multiply
    1,683,169.29x = 2,525,083.20 × 618,219.36
  4. Step 4: Simplify right side
    1,683,169.29x = 1,561,055,319,850.75
  5. Step 5: Solve for x
    x = 1,561,055,319,850.75/1,683,169.29
  6. Step 6: Final answer
    x = 927,449.98

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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.