Home / 1,683,822.02-2,525,429.54-485,449.90

Finding the Fourth Proportional to 1,683,822.02, 2,525,429.54 and 485,449.90

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Solution

The fourth proportional to 1,683,822.02, 2,525,429.54 and 485,449.90 is: 728,087.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,822.02 : 2,525,429.54 = 485,449.90 : x
  2. Step 2: Convert to fraction form
    1,683,822.02/2,525,429.54 = 485,449.90/x
  3. Step 3: Cross multiply
    1,683,822.02x = 2,525,429.54 × 485,449.90
  4. Step 4: Simplify right side
    1,683,822.02x = 1,225,969,517,650.05
  5. Step 5: Solve for x
    x = 1,225,969,517,650.05/1,683,822.02
  6. Step 6: Final answer
    x = 728,087.35

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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.