Home / 1,735,103.78-2,394,442.55-971,157.35

Finding the Fourth Proportional to 1,735,103.78, 2,394,442.55 and 971,157.35

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Solution

The fourth proportional to 1,735,103.78, 2,394,442.55 and 971,157.35 is: 1,340,196.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,735,103.78 : 2,394,442.55 = 971,157.35 : x
  2. Step 2: Convert to fraction form
    1,735,103.78/2,394,442.55 = 971,157.35/x
  3. Step 3: Cross multiply
    1,735,103.78x = 2,394,442.55 × 971,157.35
  4. Step 4: Simplify right side
    1,735,103.78x = 2,325,380,464,757.24
  5. Step 5: Solve for x
    x = 2,325,380,464,757.24/1,735,103.78
  6. Step 6: Final answer
    x = 1,340,196.76

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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.