Finding the Fourth Proportional to 1,771,589.05, 2,656,731.57 and 1,393,248.99
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Solution
The fourth proportional to 1,771,589.05, 2,656,731.57 and 1,393,248.99 is: 2,089,360.72
Step by Step Solution
- Step 1: Write the proportion equation
1,771,589.05 : 2,656,731.57 = 1,393,248.99 : x - Step 2: Convert to fraction form
1,771,589.05/2,656,731.57 = 1,393,248.99/x - Step 3: Cross multiply
1,771,589.05x = 2,656,731.57 × 1,393,248.99 - Step 4: Simplify right side
1,771,589.05x = 3,701,488,576,603.61 - Step 5: Solve for x
x = 3,701,488,576,603.61/1,771,589.05 - Step 6: Final answer
x = 2,089,360.72
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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.