Home / 1,297,302.34-1,945,960.45-850,850.35

Finding the Fourth Proportional to 1,297,302.34, 1,945,960.45 and 850,850.35

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Solution

The fourth proportional to 1,297,302.34, 1,945,960.45 and 850,850.35 is: 1,276,280.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,302.34 : 1,945,960.45 = 850,850.35 : x
  2. Step 2: Convert to fraction form
    1,297,302.34/1,945,960.45 = 850,850.35/x
  3. Step 3: Cross multiply
    1,297,302.34x = 1,945,960.45 × 850,850.35
  4. Step 4: Simplify right side
    1,297,302.34x = 1,655,721,122,976.63
  5. Step 5: Solve for x
    x = 1,655,721,122,976.63/1,297,302.34
  6. Step 6: Final answer
    x = 1,276,280.07

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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.