Home / 3,163,986-4,747,652.40-1,725,707.76

Finding the Fourth Proportional to 3,163,986, 4,747,652.40 and 1,725,707.76

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Solution

The fourth proportional to 3,163,986, 4,747,652.40 and 1,725,707.76 is: 2,589,474.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163,986 : 4,747,652.40 = 1,725,707.76 : x
  2. Step 2: Convert to fraction form
    3,163,986/4,747,652.40 = 1,725,707.76/x
  3. Step 3: Cross multiply
    3,163,986x = 4,747,652.40 × 1,725,707.76
  4. Step 4: Simplify right side
    3,163,986x = 8,193,060,588,462.63
  5. Step 5: Solve for x
    x = 8,193,060,588,462.63/3,163,986
  6. Step 6: Final answer
    x = 2,589,474.35

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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.