Home / 2,158,738.17-3,237,885.36-719,266.11

Finding the Fourth Proportional to 2,158,738.17, 3,237,885.36 and 719,266.11

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Solution

The fourth proportional to 2,158,738.17, 3,237,885.36 and 719,266.11 is: 1,078,825.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,738.17 : 3,237,885.36 = 719,266.11 : x
  2. Step 2: Convert to fraction form
    2,158,738.17/3,237,885.36 = 719,266.11/x
  3. Step 3: Cross multiply
    2,158,738.17x = 3,237,885.36 × 719,266.11
  4. Step 4: Simplify right side
    2,158,738.17x = 2,328,901,207,513.15
  5. Step 5: Solve for x
    x = 2,328,901,207,513.15/2,158,738.17
  6. Step 6: Final answer
    x = 1,078,825.23

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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.