Home / 2,151,950.22-2,968,799.85-1,280,610.27

Finding the Fourth Proportional to 2,151,950.22, 2,968,799.85 and 1,280,610.27

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Solution

The fourth proportional to 2,151,950.22, 2,968,799.85 and 1,280,610.27 is: 1,766,711.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,950.22 : 2,968,799.85 = 1,280,610.27 : x
  2. Step 2: Convert to fraction form
    2,151,950.22/2,968,799.85 = 1,280,610.27/x
  3. Step 3: Cross multiply
    2,151,950.22x = 2,968,799.85 × 1,280,610.27
  4. Step 4: Simplify right side
    2,151,950.22x = 3,801,875,577,484.46
  5. Step 5: Solve for x
    x = 3,801,875,577,484.46/2,151,950.22
  6. Step 6: Final answer
    x = 1,766,711.67

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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.