Home / 2,623,213.70-3,934,820.55-942,215.30

Finding the Fourth Proportional to 2,623,213.70, 3,934,820.55 and 942,215.30

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Solution

The fourth proportional to 2,623,213.70, 3,934,820.55 and 942,215.30 is: 1,413,322.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623,213.70 : 3,934,820.55 = 942,215.30 : x
  2. Step 2: Convert to fraction form
    2,623,213.70/3,934,820.55 = 942,215.30/x
  3. Step 3: Cross multiply
    2,623,213.70x = 3,934,820.55 × 942,215.30
  4. Step 4: Simplify right side
    2,623,213.70x = 3,707,448,124,964.42
  5. Step 5: Solve for x
    x = 3,707,448,124,964.42/2,623,213.70
  6. Step 6: Final answer
    x = 1,413,322.95

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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.