Home / 3,207,479.86-4,426,533.84-1,831,102.39

Finding the Fourth Proportional to 3,207,479.86, 4,426,533.84 and 1,831,102.39

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Solution

The fourth proportional to 3,207,479.86, 4,426,533.84 and 1,831,102.39 is: 2,527,042.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207,479.86 : 4,426,533.84 = 1,831,102.39 : x
  2. Step 2: Convert to fraction form
    3,207,479.86/4,426,533.84 = 1,831,102.39/x
  3. Step 3: Cross multiply
    3,207,479.86x = 4,426,533.84 × 1,831,102.39
  4. Step 4: Simplify right side
    3,207,479.86x = 8,105,436,693,839.88
  5. Step 5: Solve for x
    x = 8,105,436,693,839.88/3,207,479.86
  6. Step 6: Final answer
    x = 2,527,042.12

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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.