Finding the Fourth Proportional to 1,153,408.25, 1,590,818.76 and 694,043.94
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Solution
The fourth proportional to 1,153,408.25, 1,590,818.76 and 694,043.94 is: 957,248.32
Step by Step Solution
- Step 1: Write the proportion equation
1,153,408.25 : 1,590,818.76 = 694,043.94 : x - Step 2: Convert to fraction form
1,153,408.25/1,590,818.76 = 694,043.94/x - Step 3: Cross multiply
1,153,408.25x = 1,590,818.76 × 694,043.94 - Step 4: Simplify right side
1,153,408.25x = 1,104,098,115,670.95 - Step 5: Solve for x
x = 1,104,098,115,670.95/1,153,408.25 - Step 6: Final answer
x = 957,248.32
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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.