Home / 2,855,294.08-3,940,416.16-1,566,188.80

Finding the Fourth Proportional to 2,855,294.08, 3,940,416.16 and 1,566,188.80

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Solution

The fourth proportional to 2,855,294.08, 3,940,416.16 and 1,566,188.80 is: 2,161,401.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,294.08 : 3,940,416.16 = 1,566,188.80 : x
  2. Step 2: Convert to fraction form
    2,855,294.08/3,940,416.16 = 1,566,188.80/x
  3. Step 3: Cross multiply
    2,855,294.08x = 3,940,416.16 × 1,566,188.80
  4. Step 4: Simplify right side
    2,855,294.08x = 6,171,435,657,131.01
  5. Step 5: Solve for x
    x = 6,171,435,657,131.01/2,855,294.08
  6. Step 6: Final answer
    x = 2,161,401.06

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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.