Home / 1,684,872.96-2,325,121.32-959,720.40

Finding the Fourth Proportional to 1,684,872.96, 2,325,121.32 and 959,720.40

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Solution

The fourth proportional to 1,684,872.96, 2,325,121.32 and 959,720.40 is: 1,324,412.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,872.96 : 2,325,121.32 = 959,720.40 : x
  2. Step 2: Convert to fraction form
    1,684,872.96/2,325,121.32 = 959,720.40/x
  3. Step 3: Cross multiply
    1,684,872.96x = 2,325,121.32 × 959,720.40
  4. Step 4: Simplify right side
    1,684,872.96x = 2,231,466,363,278.93
  5. Step 5: Solve for x
    x = 2,231,466,363,278.93/1,684,872.96
  6. Step 6: Final answer
    x = 1,324,412.24

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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.