Finding the Fourth Proportional to 1,853,466.60, 2,779,940.70 and 591,421.80
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Solution
The fourth proportional to 1,853,466.60, 2,779,940.70 and 591,421.80 is: 887,049.99
Step by Step Solution
- Step 1: Write the proportion equation
1,853,466.60 : 2,779,940.70 = 591,421.80 : x - Step 2: Convert to fraction form
1,853,466.60/2,779,940.70 = 591,421.80/x - Step 3: Cross multiply
1,853,466.60x = 2,779,940.70 × 591,421.80 - Step 4: Simplify right side
1,853,466.60x = 1,644,117,532,687.26 - Step 5: Solve for x
x = 1,644,117,532,687.26/1,853,466.60 - Step 6: Final answer
x = 887,049.99
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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.