Finding the Fourth Proportional to 1,120,408.43, 1,546,294.35 and 637,046
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Solution
The fourth proportional to 1,120,408.43, 1,546,294.35 and 637,046 is: 879,197.80
Step by Step Solution
- Step 1: Write the proportion equation
1,120,408.43 : 1,546,294.35 = 637,046 : x - Step 2: Convert to fraction form
1,120,408.43/1,546,294.35 = 637,046/x - Step 3: Cross multiply
1,120,408.43x = 1,546,294.35 × 637,046 - Step 4: Simplify right side
1,120,408.43x = 985,060,630,490.10 - Step 5: Solve for x
x = 985,060,630,490.10/1,120,408.43 - Step 6: Final answer
x = 879,197.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.