Home / 3,389,129.41-4,676,981.58-1,840,377.25

Finding the Fourth Proportional to 3,389,129.41, 4,676,981.58 and 1,840,377.25

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Solution

The fourth proportional to 3,389,129.41, 4,676,981.58 and 1,840,377.25 is: 2,539,711.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,129.41 : 4,676,981.58 = 1,840,377.25 : x
  2. Step 2: Convert to fraction form
    3,389,129.41/4,676,981.58 = 1,840,377.25/x
  3. Step 3: Cross multiply
    3,389,129.41x = 4,676,981.58 × 1,840,377.25
  4. Step 4: Simplify right side
    3,389,129.41x = 8,607,410,504,347.28
  5. Step 5: Solve for x
    x = 8,607,410,504,347.28/3,389,129.41
  6. Step 6: Final answer
    x = 2,539,711.37

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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.