Home / 3,107,686.91-4,289,203.63-1,749,559.91

Finding the Fourth Proportional to 3,107,686.91, 4,289,203.63 and 1,749,559.91

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Solution

The fourth proportional to 3,107,686.91, 4,289,203.63 and 1,749,559.91 is: 2,414,728.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107,686.91 : 4,289,203.63 = 1,749,559.91 : x
  2. Step 2: Convert to fraction form
    3,107,686.91/4,289,203.63 = 1,749,559.91/x
  3. Step 3: Cross multiply
    3,107,686.91x = 4,289,203.63 × 1,749,559.91
  4. Step 4: Simplify right side
    3,107,686.91x = 7,504,218,697,615.40
  5. Step 5: Solve for x
    x = 7,504,218,697,615.40/3,107,686.91
  6. Step 6: Final answer
    x = 2,414,728.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.