Home / 2,629,948.50-3,629,328.93-1,422,724.50

Finding the Fourth Proportional to 2,629,948.50, 3,629,328.93 and 1,422,724.50

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Solution

The fourth proportional to 2,629,948.50, 3,629,328.93 and 1,422,724.50 is: 1,963,359.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629,948.50 : 3,629,328.93 = 1,422,724.50 : x
  2. Step 2: Convert to fraction form
    2,629,948.50/3,629,328.93 = 1,422,724.50/x
  3. Step 3: Cross multiply
    2,629,948.50x = 3,629,328.93 × 1,422,724.50
  4. Step 4: Simplify right side
    2,629,948.50x = 5,163,535,187,269.79
  5. Step 5: Solve for x
    x = 5,163,535,187,269.79/2,629,948.50
  6. Step 6: Final answer
    x = 1,963,359.81

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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.