Home / 2,040,168.80-3,060,368.40-620,271.20

Finding the Fourth Proportional to 2,040,168.80, 3,060,368.40 and 620,271.20

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Solution

The fourth proportional to 2,040,168.80, 3,060,368.40 and 620,271.20 is: 930,441.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,168.80 : 3,060,368.40 = 620,271.20 : x
  2. Step 2: Convert to fraction form
    2,040,168.80/3,060,368.40 = 620,271.20/x
  3. Step 3: Cross multiply
    2,040,168.80x = 3,060,368.40 × 620,271.20
  4. Step 4: Simplify right side
    2,040,168.80x = 1,898,258,379,910.08
  5. Step 5: Solve for x
    x = 1,898,258,379,910.08/2,040,168.80
  6. Step 6: Final answer
    x = 930,441.82

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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.