Home / 1,527,074.44-2,290,609.46-389,836.63

Finding the Fourth Proportional to 1,527,074.44, 2,290,609.46 and 389,836.63

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Solution

The fourth proportional to 1,527,074.44, 2,290,609.46 and 389,836.63 is: 584,754.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,074.44 : 2,290,609.46 = 389,836.63 : x
  2. Step 2: Convert to fraction form
    1,527,074.44/2,290,609.46 = 389,836.63/x
  3. Step 3: Cross multiply
    1,527,074.44x = 2,290,609.46 × 389,836.63
  4. Step 4: Simplify right side
    1,527,074.44x = 892,963,476,370.37
  5. Step 5: Solve for x
    x = 892,963,476,370.37/1,527,074.44
  6. Step 6: Final answer
    x = 584,754.39

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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.