Home / 3,114,945-4,298,624.28-1,684,161

Finding the Fourth Proportional to 3,114,945, 4,298,624.28 and 1,684,161

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Solution

The fourth proportional to 3,114,945, 4,298,624.28 and 1,684,161 is: 2,324,142.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,945 : 4,298,624.28 = 1,684,161 : x
  2. Step 2: Convert to fraction form
    3,114,945/4,298,624.28 = 1,684,161/x
  3. Step 3: Cross multiply
    3,114,945x = 4,298,624.28 × 1,684,161
  4. Step 4: Simplify right side
    3,114,945x = 7,239,575,366,029.08
  5. Step 5: Solve for x
    x = 7,239,575,366,029.08/3,114,945
  6. Step 6: Final answer
    x = 2,324,142.28

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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.