Home / 3,125,451.78-4,684,980.74-2,114,680.46

Finding the Fourth Proportional to 3,125,451.78, 4,684,980.74 and 2,114,680.46

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Solution

The fourth proportional to 3,125,451.78, 4,684,980.74 and 2,114,680.46 is: 3,169,857.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125,451.78 : 4,684,980.74 = 2,114,680.46 : x
  2. Step 2: Convert to fraction form
    3,125,451.78/4,684,980.74 = 2,114,680.46/x
  3. Step 3: Cross multiply
    3,125,451.78x = 4,684,980.74 × 2,114,680.46
  4. Step 4: Simplify right side
    3,125,451.78x = 9,907,237,192,356.04
  5. Step 5: Solve for x
    x = 9,907,237,192,356.04/3,125,451.78
  6. Step 6: Final answer
    x = 3,169,857.64

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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.