Home / 2,016,939.67-2,783,376.80-1,111,521.67

Finding the Fourth Proportional to 2,016,939.67, 2,783,376.80 and 1,111,521.67

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Solution

The fourth proportional to 2,016,939.67, 2,783,376.80 and 1,111,521.67 is: 1,533,899.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,939.67 : 2,783,376.80 = 1,111,521.67 : x
  2. Step 2: Convert to fraction form
    2,016,939.67/2,783,376.80 = 1,111,521.67/x
  3. Step 3: Cross multiply
    2,016,939.67x = 2,783,376.80 × 1,111,521.67
  4. Step 4: Simplify right side
    2,016,939.67x = 3,093,783,628,975.26
  5. Step 5: Solve for x
    x = 3,093,783,628,975.26/2,016,939.67
  6. Step 6: Final answer
    x = 1,533,899.94

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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.