Home / 3,953,240.34-5,929,912.45-1,074,749.21

Finding the Fourth Proportional to 3,953,240.34, 5,929,912.45 and 1,074,749.21

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Solution

The fourth proportional to 3,953,240.34, 5,929,912.45 and 1,074,749.21 is: 1,612,137.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953,240.34 : 5,929,912.45 = 1,074,749.21 : x
  2. Step 2: Convert to fraction form
    3,953,240.34/5,929,912.45 = 1,074,749.21/x
  3. Step 3: Cross multiply
    3,953,240.34x = 5,929,912.45 × 1,074,749.21
  4. Step 4: Simplify right side
    3,953,240.34x = 6,373,168,708,892.03
  5. Step 5: Solve for x
    x = 6,373,168,708,892.03/3,953,240.34
  6. Step 6: Final answer
    x = 1,612,137.93

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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.