Home / 1,618,809.50-2,234,029.41-930,704.58

Finding the Fourth Proportional to 1,618,809.50, 2,234,029.41 and 930,704.58

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Solution

The fourth proportional to 1,618,809.50, 2,234,029.41 and 930,704.58 is: 1,284,413.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,809.50 : 2,234,029.41 = 930,704.58 : x
  2. Step 2: Convert to fraction form
    1,618,809.50/2,234,029.41 = 930,704.58/x
  3. Step 3: Cross multiply
    1,618,809.50x = 2,234,029.41 × 930,704.58
  4. Step 4: Simplify right side
    1,618,809.50x = 2,079,221,403,741.70
  5. Step 5: Solve for x
    x = 2,079,221,403,741.70/1,618,809.50
  6. Step 6: Final answer
    x = 1,284,413.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.