Home / 3,615,406.92-4,989,259.62-1,983,825

Finding the Fourth Proportional to 3,615,406.92, 4,989,259.62 and 1,983,825

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Solution

The fourth proportional to 3,615,406.92, 4,989,259.62 and 1,983,825 is: 2,737,677.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,406.92 : 4,989,259.62 = 1,983,825 : x
  2. Step 2: Convert to fraction form
    3,615,406.92/4,989,259.62 = 1,983,825/x
  3. Step 3: Cross multiply
    3,615,406.92x = 4,989,259.62 × 1,983,825
  4. Step 4: Simplify right side
    3,615,406.92x = 9,897,817,965,646.50
  5. Step 5: Solve for x
    x = 9,897,817,965,646.50/3,615,406.92
  6. Step 6: Final answer
    x = 2,737,677.44

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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.