Home / 1,683,581.10-2,525,744.82-485,409.96

Finding the Fourth Proportional to 1,683,581.10, 2,525,744.82 and 485,409.96

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Solution

The fourth proportional to 1,683,581.10, 2,525,744.82 and 485,409.96 is: 728,222.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,581.10 : 2,525,744.82 = 485,409.96 : x
  2. Step 2: Convert to fraction form
    1,683,581.10/2,525,744.82 = 485,409.96/x
  3. Step 3: Cross multiply
    1,683,581.10x = 2,525,744.82 × 485,409.96
  4. Step 4: Simplify right side
    1,683,581.10x = 1,226,021,692,046.41
  5. Step 5: Solve for x
    x = 1,226,021,692,046.41/1,683,581.10
  6. Step 6: Final answer
    x = 728,222.53

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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.