Home / 3,047,492.97-4,205,969.01-1,886,311.94

Finding the Fourth Proportional to 3,047,492.97, 4,205,969.01 and 1,886,311.94

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Solution

The fourth proportional to 3,047,492.97, 4,205,969.01 and 1,886,311.94 is: 2,603,375.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047,492.97 : 4,205,969.01 = 1,886,311.94 : x
  2. Step 2: Convert to fraction form
    3,047,492.97/4,205,969.01 = 1,886,311.94/x
  3. Step 3: Cross multiply
    3,047,492.97x = 4,205,969.01 × 1,886,311.94
  4. Step 4: Simplify right side
    3,047,492.97x = 7,933,769,541,803.13
  5. Step 5: Solve for x
    x = 7,933,769,541,803.13/3,047,492.97
  6. Step 6: Final answer
    x = 2,603,375.83

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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.