Home / 1,189,718.08-1,782,411.96-1,062,172.24

Finding the Fourth Proportional to 1,189,718.08, 1,782,411.96 and 1,062,172.24

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Solution

The fourth proportional to 1,189,718.08, 1,782,411.96 and 1,062,172.24 is: 1,591,325.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,718.08 : 1,782,411.96 = 1,062,172.24 : x
  2. Step 2: Convert to fraction form
    1,189,718.08/1,782,411.96 = 1,062,172.24/x
  3. Step 3: Cross multiply
    1,189,718.08x = 1,782,411.96 × 1,062,172.24
  4. Step 4: Simplify right side
    1,189,718.08x = 1,893,228,504,155.99
  5. Step 5: Solve for x
    x = 1,893,228,504,155.99/1,189,718.08
  6. Step 6: Final answer
    x = 1,591,325.32

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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.