Home / 2,894,507.22-3,994,665.21-1,605,762.78

Finding the Fourth Proportional to 2,894,507.22, 3,994,665.21 and 1,605,762.78

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Solution

The fourth proportional to 2,894,507.22, 3,994,665.21 and 1,605,762.78 is: 2,216,088.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,894,507.22 : 3,994,665.21 = 1,605,762.78 : x
  2. Step 2: Convert to fraction form
    2,894,507.22/3,994,665.21 = 1,605,762.78/x
  3. Step 3: Cross multiply
    2,894,507.22x = 3,994,665.21 × 1,605,762.78
  4. Step 4: Simplify right side
    2,894,507.22x = 6,414,484,712,778.88
  5. Step 5: Solve for x
    x = 6,414,484,712,778.88/2,894,507.22
  6. Step 6: Final answer
    x = 2,216,088.69

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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.