Home / 1,938,182.10-2,910,383.55-1,465,401.30

Finding the Fourth Proportional to 1,938,182.10, 2,910,383.55 and 1,465,401.30

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Solution

The fourth proportional to 1,938,182.10, 2,910,383.55 and 1,465,401.30 is: 2,200,453.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,182.10 : 2,910,383.55 = 1,465,401.30 : x
  2. Step 2: Convert to fraction form
    1,938,182.10/2,910,383.55 = 1,465,401.30/x
  3. Step 3: Cross multiply
    1,938,182.10x = 2,910,383.55 × 1,465,401.30
  4. Step 4: Simplify right side
    1,938,182.10x = 4,264,879,837,668.62
  5. Step 5: Solve for x
    x = 4,264,879,837,668.62/1,938,182.10
  6. Step 6: Final answer
    x = 2,200,453.63

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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.