Home / 1,836,459.14-2,755,155.60-1,078,940.66

Finding the Fourth Proportional to 1,836,459.14, 2,755,155.60 and 1,078,940.66

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Solution

The fourth proportional to 1,836,459.14, 2,755,155.60 and 1,078,940.66 is: 1,618,685.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,459.14 : 2,755,155.60 = 1,078,940.66 : x
  2. Step 2: Convert to fraction form
    1,836,459.14/2,755,155.60 = 1,078,940.66/x
  3. Step 3: Cross multiply
    1,836,459.14x = 2,755,155.60 × 1,078,940.66
  4. Step 4: Simplify right side
    1,836,459.14x = 2,972,649,401,466.70
  5. Step 5: Solve for x
    x = 2,972,649,401,466.70/1,836,459.14
  6. Step 6: Final answer
    x = 1,618,685.29

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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.