Home / 2,009,918.87-3,013,182.67-871,824.22

Finding the Fourth Proportional to 2,009,918.87, 3,013,182.67 and 871,824.22

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Solution

The fourth proportional to 2,009,918.87, 3,013,182.67 and 871,824.22 is: 1,307,000.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,918.87 : 3,013,182.67 = 871,824.22 : x
  2. Step 2: Convert to fraction form
    2,009,918.87/3,013,182.67 = 871,824.22/x
  3. Step 3: Cross multiply
    2,009,918.87x = 3,013,182.67 × 871,824.22
  4. Step 4: Simplify right side
    2,009,918.87x = 2,626,965,630,990.27
  5. Step 5: Solve for x
    x = 2,626,965,630,990.27/2,009,918.87
  6. Step 6: Final answer
    x = 1,307,000.83

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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.