Home / 2,130,172.92-3,196,846.30-1,563,019.56

Finding the Fourth Proportional to 2,130,172.92, 3,196,846.30 and 1,563,019.56

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Solution

The fourth proportional to 2,130,172.92, 3,196,846.30 and 1,563,019.56 is: 2,345,693.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,172.92 : 3,196,846.30 = 1,563,019.56 : x
  2. Step 2: Convert to fraction form
    2,130,172.92/3,196,846.30 = 1,563,019.56/x
  3. Step 3: Cross multiply
    2,130,172.92x = 3,196,846.30 × 1,563,019.56
  4. Step 4: Simplify right side
    2,130,172.92x = 4,996,733,297,213.63
  5. Step 5: Solve for x
    x = 4,996,733,297,213.63/2,130,172.92
  6. Step 6: Final answer
    x = 2,345,693.75

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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.