Finding the Fourth Proportional to 2,218,939.88, 3,328,599.15 and 779,497.48
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Solution
The fourth proportional to 2,218,939.88, 3,328,599.15 and 779,497.48 is: 1,169,312.73
Step by Step Solution
- Step 1: Write the proportion equation
2,218,939.88 : 3,328,599.15 = 779,497.48 : x - Step 2: Convert to fraction form
2,218,939.88/3,328,599.15 = 779,497.48/x - Step 3: Cross multiply
2,218,939.88x = 3,328,599.15 × 779,497.48 - Step 4: Simplify right side
2,218,939.88x = 2,594,634,649,355.14 - Step 5: Solve for x
x = 2,594,634,649,355.14/2,218,939.88 - Step 6: Final answer
x = 1,169,312.73
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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.