Home / 1,401,626.09-2,102,927.04-442,229.82

Finding the Fourth Proportional to 1,401,626.09, 2,102,927.04 and 442,229.82

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Solution

The fourth proportional to 1,401,626.09, 2,102,927.04 and 442,229.82 is: 663,498.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,626.09 : 2,102,927.04 = 442,229.82 : x
  2. Step 2: Convert to fraction form
    1,401,626.09/2,102,927.04 = 442,229.82/x
  3. Step 3: Cross multiply
    1,401,626.09x = 2,102,927.04 × 442,229.82
  4. Step 4: Simplify right side
    1,401,626.09x = 929,977,046,372.33
  5. Step 5: Solve for x
    x = 929,977,046,372.33/1,401,626.09
  6. Step 6: Final answer
    x = 663,498.67

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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.