Home / 1,394,680.52-2,090,222.51-674,853.03

Finding the Fourth Proportional to 1,394,680.52, 2,090,222.51 and 674,853.03

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Solution

The fourth proportional to 1,394,680.52, 2,090,222.51 and 674,853.03 is: 1,011,409.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,680.52 : 2,090,222.51 = 674,853.03 : x
  2. Step 2: Convert to fraction form
    1,394,680.52/2,090,222.51 = 674,853.03/x
  3. Step 3: Cross multiply
    1,394,680.52x = 2,090,222.51 × 674,853.03
  4. Step 4: Simplify right side
    1,394,680.52x = 1,410,592,990,873.44
  5. Step 5: Solve for x
    x = 1,410,592,990,873.44/1,394,680.52
  6. Step 6: Final answer
    x = 1,011,409.41

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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.