Finding the Fourth Proportional to 5,878,988.09, 8,816,207.65 and 2,284,281.80
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Solution
The fourth proportional to 5,878,988.09, 8,816,207.65 and 2,284,281.80 is: 3,425,538.95
Step by Step Solution
- Step 1: Write the proportion equation
5,878,988.09 : 8,816,207.65 = 2,284,281.80 : x - Step 2: Convert to fraction form
5,878,988.09/8,816,207.65 = 2,284,281.80/x - Step 3: Cross multiply
5,878,988.09x = 8,816,207.65 × 2,284,281.80 - Step 4: Simplify right side
5,878,988.09x = 20,138,702,679,915.77 - Step 5: Solve for x
x = 20,138,702,679,915.77/5,878,988.09 - Step 6: Final answer
x = 3,425,538.95
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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.