Home / 1,362,795.89-1,867,037.04-1,311,718.10

Finding the Fourth Proportional to 1,362,795.89, 1,867,037.04 and 1,311,718.10

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Solution

The fourth proportional to 1,362,795.89, 1,867,037.04 and 1,311,718.10 is: 1,797,060.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,795.89 : 1,867,037.04 = 1,311,718.10 : x
  2. Step 2: Convert to fraction form
    1,362,795.89/1,867,037.04 = 1,311,718.10/x
  3. Step 3: Cross multiply
    1,362,795.89x = 1,867,037.04 × 1,311,718.10
  4. Step 4: Simplify right side
    1,362,795.89x = 2,449,026,269,403.24
  5. Step 5: Solve for x
    x = 2,449,026,269,403.24/1,362,795.89
  6. Step 6: Final answer
    x = 1,797,060.22

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.