Home / 3,579,445.34-4,939,635.27-1,969,813.34

Finding the Fourth Proportional to 3,579,445.34, 4,939,635.27 and 1,969,813.34

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Solution

The fourth proportional to 3,579,445.34, 4,939,635.27 and 1,969,813.34 is: 2,718,342.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579,445.34 : 4,939,635.27 = 1,969,813.34 : x
  2. Step 2: Convert to fraction form
    3,579,445.34/4,939,635.27 = 1,969,813.34/x
  3. Step 3: Cross multiply
    3,579,445.34x = 4,939,635.27 × 1,969,813.34
  4. Step 4: Simplify right side
    3,579,445.34x = 9,730,159,449,580.50
  5. Step 5: Solve for x
    x = 9,730,159,449,580.50/3,579,445.34
  6. Step 6: Final answer
    x = 2,718,342.79

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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.