Home / 1,683,167.80-2,525,080.96-618,217.86

Finding the Fourth Proportional to 1,683,167.80, 2,525,080.96 and 618,217.86

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Solution

The fourth proportional to 1,683,167.80, 2,525,080.96 and 618,217.86 is: 927,447.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,167.80 : 2,525,080.96 = 618,217.86 : x
  2. Step 2: Convert to fraction form
    1,683,167.80/2,525,080.96 = 618,217.86/x
  3. Step 3: Cross multiply
    1,683,167.80x = 2,525,080.96 × 618,217.86
  4. Step 4: Simplify right side
    1,683,167.80x = 1,561,050,147,417.95
  5. Step 5: Solve for x
    x = 1,561,050,147,417.95/1,683,167.80
  6. Step 6: Final answer
    x = 927,447.73

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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.