Home / 3,389,129.44-4,676,981.62-1,840,377.28

Finding the Fourth Proportional to 3,389,129.44, 4,676,981.62 and 1,840,377.28

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Solution

The fourth proportional to 3,389,129.44, 4,676,981.62 and 1,840,377.28 is: 2,539,711.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,129.44 : 4,676,981.62 = 1,840,377.28 : x
  2. Step 2: Convert to fraction form
    3,389,129.44/4,676,981.62 = 1,840,377.28/x
  3. Step 3: Cross multiply
    3,389,129.44x = 4,676,981.62 × 1,840,377.28
  4. Step 4: Simplify right side
    3,389,129.44x = 8,607,410,712,425.59
  5. Step 5: Solve for x
    x = 8,607,410,712,425.59/3,389,129.44
  6. Step 6: Final answer
    x = 2,539,711.41

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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.