Home / 3,187,423.50-4,782,069.48-1,028,405.22

Finding the Fourth Proportional to 3,187,423.50, 4,782,069.48 and 1,028,405.22

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Solution

The fourth proportional to 3,187,423.50, 4,782,069.48 and 1,028,405.22 is: 1,542,909.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,423.50 : 4,782,069.48 = 1,028,405.22 : x
  2. Step 2: Convert to fraction form
    3,187,423.50/4,782,069.48 = 1,028,405.22/x
  3. Step 3: Cross multiply
    3,187,423.50x = 4,782,069.48 × 1,028,405.22
  4. Step 4: Simplify right side
    3,187,423.50x = 4,917,905,215,634.69
  5. Step 5: Solve for x
    x = 4,917,905,215,634.69/3,187,423.50
  6. Step 6: Final answer
    x = 1,542,909.25

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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.