Home / 2,072,461.30-3,102,471.14-1,230,579.70

Finding the Fourth Proportional to 2,072,461.30, 3,102,471.14 and 1,230,579.70

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Solution

The fourth proportional to 2,072,461.30, 3,102,471.14 and 1,230,579.70 is: 1,842,175.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,461.30 : 3,102,471.14 = 1,230,579.70 : x
  2. Step 2: Convert to fraction form
    2,072,461.30/3,102,471.14 = 1,230,579.70/x
  3. Step 3: Cross multiply
    2,072,461.30x = 3,102,471.14 × 1,230,579.70
  4. Step 4: Simplify right side
    2,072,461.30x = 3,817,838,004,719.86
  5. Step 5: Solve for x
    x = 3,817,838,004,719.86/2,072,461.30
  6. Step 6: Final answer
    x = 1,842,175.78

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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.