Home / 2,568,467-3,849,914.80-1,285,981.51

Finding the Fourth Proportional to 2,568,467, 3,849,914.80 and 1,285,981.51

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Solution

The fourth proportional to 2,568,467, 3,849,914.80 and 1,285,981.51 is: 1,927,577.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568,467 : 3,849,914.80 = 1,285,981.51 : x
  2. Step 2: Convert to fraction form
    2,568,467/3,849,914.80 = 1,285,981.51/x
  3. Step 3: Cross multiply
    2,568,467x = 3,849,914.80 × 1,285,981.51
  4. Step 4: Simplify right side
    2,568,467x = 4,950,919,247,875.35
  5. Step 5: Solve for x
    x = 4,950,919,247,875.35/2,568,467
  6. Step 6: Final answer
    x = 1,927,577.52

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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.