Home / 2,629,157.50-3,628,237.35-1,421,933.50

Finding the Fourth Proportional to 2,629,157.50, 3,628,237.35 and 1,421,933.50

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Solution

The fourth proportional to 2,629,157.50, 3,628,237.35 and 1,421,933.50 is: 1,962,268.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629,157.50 : 3,628,237.35 = 1,421,933.50 : x
  2. Step 2: Convert to fraction form
    2,629,157.50/3,628,237.35 = 1,421,933.50/x
  3. Step 3: Cross multiply
    2,629,157.50x = 3,628,237.35 × 1,421,933.50
  4. Step 4: Simplify right side
    2,629,157.50x = 5,159,112,233,916.23
  5. Step 5: Solve for x
    x = 5,159,112,233,916.23/2,629,157.50
  6. Step 6: Final answer
    x = 1,962,268.23

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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.