Finding the Fourth Proportional to 1,515,310.74, 2,270,468.34 and 1,359,052.02
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Solution
The fourth proportional to 1,515,310.74, 2,270,468.34 and 1,359,052.02 is: 2,036,337.83
Step by Step Solution
- Step 1: Write the proportion equation
1,515,310.74 : 2,270,468.34 = 1,359,052.02 : x - Step 2: Convert to fraction form
1,515,310.74/2,270,468.34 = 1,359,052.02/x - Step 3: Cross multiply
1,515,310.74x = 2,270,468.34 × 1,359,052.02 - Step 4: Simplify right side
1,515,310.74x = 3,085,684,583,823.05 - Step 5: Solve for x
x = 3,085,684,583,823.05/1,515,310.74 - Step 6: Final answer
x = 2,036,337.83
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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.