Home / 3,280,604.70-4,920,907.05-2,076,005.10

Finding the Fourth Proportional to 3,280,604.70, 4,920,907.05 and 2,076,005.10

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Solution

The fourth proportional to 3,280,604.70, 4,920,907.05 and 2,076,005.10 is: 3,114,007.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,604.70 : 4,920,907.05 = 2,076,005.10 : x
  2. Step 2: Convert to fraction form
    3,280,604.70/4,920,907.05 = 2,076,005.10/x
  3. Step 3: Cross multiply
    3,280,604.70x = 4,920,907.05 × 2,076,005.10
  4. Step 4: Simplify right side
    3,280,604.70x = 10,215,828,132,425.96
  5. Step 5: Solve for x
    x = 10,215,828,132,425.96/3,280,604.70
  6. Step 6: Final answer
    x = 3,114,007.65

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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.