Home / 2,179,119.36-3,268,679.04-683,328

Finding the Fourth Proportional to 2,179,119.36, 3,268,679.04 and 683,328

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Solution

The fourth proportional to 2,179,119.36, 3,268,679.04 and 683,328 is: 1,024,992.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,119.36 : 3,268,679.04 = 683,328 : x
  2. Step 2: Convert to fraction form
    2,179,119.36/3,268,679.04 = 683,328/x
  3. Step 3: Cross multiply
    2,179,119.36x = 3,268,679.04 × 683,328
  4. Step 4: Simplify right side
    2,179,119.36x = 2,233,579,911,045.12
  5. Step 5: Solve for x
    x = 2,233,579,911,045.12/2,179,119.36
  6. Step 6: Final answer
    x = 1,024,992.00

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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.