Home / 2,750,804.70-4,126,389.30-729,020.40

Finding the Fourth Proportional to 2,750,804.70, 4,126,389.30 and 729,020.40

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Solution

The fourth proportional to 2,750,804.70, 4,126,389.30 and 729,020.40 is: 1,093,578.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750,804.70 : 4,126,389.30 = 729,020.40 : x
  2. Step 2: Convert to fraction form
    2,750,804.70/4,126,389.30 = 729,020.40/x
  3. Step 3: Cross multiply
    2,750,804.70x = 4,126,389.30 × 729,020.40
  4. Step 4: Simplify right side
    2,750,804.70x = 3,008,221,978,041.72
  5. Step 5: Solve for x
    x = 3,008,221,978,041.72/2,750,804.70
  6. Step 6: Final answer
    x = 1,093,578.90

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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.