Home / 3,319,874.49-4,979,988.39-1,045,576.74

Finding the Fourth Proportional to 3,319,874.49, 4,979,988.39 and 1,045,576.74

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Solution

The fourth proportional to 3,319,874.49, 4,979,988.39 and 1,045,576.74 is: 1,568,420.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319,874.49 : 4,979,988.39 = 1,045,576.74 : x
  2. Step 2: Convert to fraction form
    3,319,874.49/4,979,988.39 = 1,045,576.74/x
  3. Step 3: Cross multiply
    3,319,874.49x = 4,979,988.39 × 1,045,576.74
  4. Step 4: Simplify right side
    3,319,874.49x = 5,206,960,026,054.05
  5. Step 5: Solve for x
    x = 5,206,960,026,054.05/3,319,874.49
  6. Step 6: Final answer
    x = 1,568,420.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.