Home / 2,799,771.70-4,196,201.55-1,901,211.70

Finding the Fourth Proportional to 2,799,771.70, 4,196,201.55 and 1,901,211.70

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Solution

The fourth proportional to 2,799,771.70, 4,196,201.55 and 1,901,211.70 is: 2,849,470.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799,771.70 : 4,196,201.55 = 1,901,211.70 : x
  2. Step 2: Convert to fraction form
    2,799,771.70/4,196,201.55 = 1,901,211.70/x
  3. Step 3: Cross multiply
    2,799,771.70x = 4,196,201.55 × 1,901,211.70
  4. Step 4: Simplify right side
    2,799,771.70x = 7,977,867,482,418.14
  5. Step 5: Solve for x
    x = 7,977,867,482,418.14/2,799,771.70
  6. Step 6: Final answer
    x = 2,849,470.72

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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.