Finding the Fourth Proportional to 1,326,153.68, 1,989,244.40 and 1,061,595.92
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Solution
The fourth proportional to 1,326,153.68, 1,989,244.40 and 1,061,595.92 is: 1,592,404.99
Step by Step Solution
- Step 1: Write the proportion equation
1,326,153.68 : 1,989,244.40 = 1,061,595.92 : x - Step 2: Convert to fraction form
1,326,153.68/1,989,244.40 = 1,061,595.92/x - Step 3: Cross multiply
1,326,153.68x = 1,989,244.40 × 1,061,595.92 - Step 4: Simplify right side
1,326,153.68x = 2,111,773,738,922.85 - Step 5: Solve for x
x = 2,111,773,738,922.85/1,326,153.68 - Step 6: Final answer
x = 1,592,404.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.