Home / 1,198,991.52-1,789,740.36-1,047,654

Finding the Fourth Proportional to 1,198,991.52, 1,789,740.36 and 1,047,654

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Solution

The fourth proportional to 1,198,991.52, 1,789,740.36 and 1,047,654 is: 1,563,838.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,991.52 : 1,789,740.36 = 1,047,654 : x
  2. Step 2: Convert to fraction form
    1,198,991.52/1,789,740.36 = 1,047,654/x
  3. Step 3: Cross multiply
    1,198,991.52x = 1,789,740.36 × 1,047,654
  4. Step 4: Simplify right side
    1,198,991.52x = 1,875,028,647,115.44
  5. Step 5: Solve for x
    x = 1,875,028,647,115.44/1,198,991.52
  6. Step 6: Final answer
    x = 1,563,838.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.