Home / 1,366,123.11-2,048,703.31-455,058.60

Finding the Fourth Proportional to 1,366,123.11, 2,048,703.31 and 455,058.60

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Solution

The fourth proportional to 1,366,123.11, 2,048,703.31 and 455,058.60 is: 682,427.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,123.11 : 2,048,703.31 = 455,058.60 : x
  2. Step 2: Convert to fraction form
    1,366,123.11/2,048,703.31 = 455,058.60/x
  3. Step 3: Cross multiply
    1,366,123.11x = 2,048,703.31 × 455,058.60
  4. Step 4: Simplify right side
    1,366,123.11x = 932,280,060,063.97
  5. Step 5: Solve for x
    x = 932,280,060,063.97/1,366,123.11
  6. Step 6: Final answer
    x = 682,427.56

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Double scale
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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.