Home / 1,890,091.80-2,835,147.96-470,147.92

Finding the Fourth Proportional to 1,890,091.80, 2,835,147.96 and 470,147.92

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Solution

The fourth proportional to 1,890,091.80, 2,835,147.96 and 470,147.92 is: 705,224.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,091.80 : 2,835,147.96 = 470,147.92 : x
  2. Step 2: Convert to fraction form
    1,890,091.80/2,835,147.96 = 470,147.92/x
  3. Step 3: Cross multiply
    1,890,091.80x = 2,835,147.96 × 470,147.92
  4. Step 4: Simplify right side
    1,890,091.80x = 1,332,938,916,286.24
  5. Step 5: Solve for x
    x = 1,332,938,916,286.24/1,890,091.80
  6. Step 6: Final answer
    x = 705,224.43

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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.