Finding the Fourth Proportional to 2,254,137, 3,111,027.93 and 1,394,974.05
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Solution
The fourth proportional to 2,254,137, 3,111,027.93 and 1,394,974.05 is: 1,925,261.52
Step by Step Solution
- Step 1: Write the proportion equation
2,254,137 : 3,111,027.93 = 1,394,974.05 : x - Step 2: Convert to fraction form
2,254,137/3,111,027.93 = 1,394,974.05/x - Step 3: Cross multiply
2,254,137x = 3,111,027.93 × 1,394,974.05 - Step 4: Simplify right side
2,254,137x = 4,339,803,231,175.22 - Step 5: Solve for x
x = 4,339,803,231,175.22/2,254,137 - Step 6: Final answer
x = 1,925,261.52
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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.