Home / 1,663,462.20-2,496,359.70-1,065,876.60

Finding the Fourth Proportional to 1,663,462.20, 2,496,359.70 and 1,065,876.60

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Solution

The fourth proportional to 1,663,462.20, 2,496,359.70 and 1,065,876.60 is: 1,599,562.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,462.20 : 2,496,359.70 = 1,065,876.60 : x
  2. Step 2: Convert to fraction form
    1,663,462.20/2,496,359.70 = 1,065,876.60/x
  3. Step 3: Cross multiply
    1,663,462.20x = 2,496,359.70 × 1,065,876.60
  4. Step 4: Simplify right side
    1,663,462.20x = 2,660,811,389,413.02
  5. Step 5: Solve for x
    x = 2,660,811,389,413.02/1,663,462.20
  6. Step 6: Final answer
    x = 1,599,562.28

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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.