Finding the Fourth Proportional to 5,228,039.68, 7,830,703.20 and 2,526,699.62
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Solution
The fourth proportional to 5,228,039.68, 7,830,703.20 and 2,526,699.62 is: 3,784,560.95
Step by Step Solution
- Step 1: Write the proportion equation
5,228,039.68 : 7,830,703.20 = 2,526,699.62 : x - Step 2: Convert to fraction form
5,228,039.68/7,830,703.20 = 2,526,699.62/x - Step 3: Cross multiply
5,228,039.68x = 7,830,703.20 × 2,526,699.62 - Step 4: Simplify right side
5,228,039.68x = 19,785,834,799,772.79 - Step 5: Solve for x
x = 19,785,834,799,772.79/5,228,039.68 - Step 6: Final answer
x = 3,784,560.95
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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.