Home / 2,017,128.80-3,022,582.80-1,749,634.40

Finding the Fourth Proportional to 2,017,128.80, 3,022,582.80 and 1,749,634.40

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Solution

The fourth proportional to 2,017,128.80, 3,022,582.80 and 1,749,634.40 is: 2,621,753.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017,128.80 : 3,022,582.80 = 1,749,634.40 : x
  2. Step 2: Convert to fraction form
    2,017,128.80/3,022,582.80 = 1,749,634.40/x
  3. Step 3: Cross multiply
    2,017,128.80x = 3,022,582.80 × 1,749,634.40
  4. Step 4: Simplify right side
    2,017,128.80x = 5,288,414,843,728.32
  5. Step 5: Solve for x
    x = 5,288,414,843,728.32/2,017,128.80
  6. Step 6: Final answer
    x = 2,621,753.67

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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.