Home / 2,013,311.72-3,020,440.57-665,474.39

Finding the Fourth Proportional to 2,013,311.72, 3,020,440.57 and 665,474.39

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Solution

The fourth proportional to 2,013,311.72, 3,020,440.57 and 665,474.39 is: 998,367.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013,311.72 : 3,020,440.57 = 665,474.39 : x
  2. Step 2: Convert to fraction form
    2,013,311.72/3,020,440.57 = 665,474.39/x
  3. Step 3: Cross multiply
    2,013,311.72x = 3,020,440.57 × 665,474.39
  4. Step 4: Simplify right side
    2,013,311.72x = 2,010,025,845,852.00
  5. Step 5: Solve for x
    x = 2,010,025,845,852.00/2,013,311.72
  6. Step 6: Final answer
    x = 998,367.93

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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.