Home / 1,610,857.24-2,222,769.02-998,786.72

Finding the Fourth Proportional to 1,610,857.24, 2,222,769.02 and 998,786.72

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Solution

The fourth proportional to 1,610,857.24, 2,222,769.02 and 998,786.72 is: 1,378,193.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,857.24 : 2,222,769.02 = 998,786.72 : x
  2. Step 2: Convert to fraction form
    1,610,857.24/2,222,769.02 = 998,786.72/x
  3. Step 3: Cross multiply
    1,610,857.24x = 2,222,769.02 × 998,786.72
  4. Step 4: Simplify right side
    1,610,857.24x = 2,220,072,178,803.41
  5. Step 5: Solve for x
    x = 2,220,072,178,803.41/1,610,857.24
  6. Step 6: Final answer
    x = 1,378,193.00

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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.