Finding the Fourth Proportional to 4,884,893.68, 7,328,006.88 and 1,689,161.80
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Solution
The fourth proportional to 4,884,893.68, 7,328,006.88 and 1,689,161.80 is: 2,533,973.12
Step by Step Solution
- Step 1: Write the proportion equation
4,884,893.68 : 7,328,006.88 = 1,689,161.80 : x - Step 2: Convert to fraction form
4,884,893.68/7,328,006.88 = 1,689,161.80/x - Step 3: Cross multiply
4,884,893.68x = 7,328,006.88 × 1,689,161.80 - Step 4: Simplify right side
4,884,893.68x = 12,378,189,291,833.18 - Step 5: Solve for x
x = 12,378,189,291,833.18/4,884,893.68 - Step 6: Final answer
x = 2,533,973.12
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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.