Home / 3,414,111.43-4,711,418.04-1,865,339.78

Finding the Fourth Proportional to 3,414,111.43, 4,711,418.04 and 1,865,339.78

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Solution

The fourth proportional to 3,414,111.43, 4,711,418.04 and 1,865,339.78 is: 2,574,138.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414,111.43 : 4,711,418.04 = 1,865,339.78 : x
  2. Step 2: Convert to fraction form
    3,414,111.43/4,711,418.04 = 1,865,339.78/x
  3. Step 3: Cross multiply
    3,414,111.43x = 4,711,418.04 × 1,865,339.78
  4. Step 4: Simplify right side
    3,414,111.43x = 8,788,395,457,337.84
  5. Step 5: Solve for x
    x = 8,788,395,457,337.84/3,414,111.43
  6. Step 6: Final answer
    x = 2,574,138.44

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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.