Home / 1,540,299.34-2,308,193.43-867,691.54

Finding the Fourth Proportional to 1,540,299.34, 2,308,193.43 and 867,691.54

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Solution

The fourth proportional to 1,540,299.34, 2,308,193.43 and 867,691.54 is: 1,300,266.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,299.34 : 2,308,193.43 = 867,691.54 : x
  2. Step 2: Convert to fraction form
    1,540,299.34/2,308,193.43 = 867,691.54/x
  3. Step 3: Cross multiply
    1,540,299.34x = 2,308,193.43 × 867,691.54
  4. Step 4: Simplify right side
    1,540,299.34x = 2,002,799,911,894.58
  5. Step 5: Solve for x
    x = 2,002,799,911,894.58/1,540,299.34
  6. Step 6: Final answer
    x = 1,300,266.68

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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.