Finding the Fourth Proportional to 1,877,755.90, 2,815,926.71 and 679,381.96
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Solution
The fourth proportional to 1,877,755.90, 2,815,926.71 and 679,381.96 is: 1,018,817.09
Step by Step Solution
- Step 1: Write the proportion equation
1,877,755.90 : 2,815,926.71 = 679,381.96 : x - Step 2: Convert to fraction form
1,877,755.90/2,815,926.71 = 679,381.96/x - Step 3: Cross multiply
1,877,755.90x = 2,815,926.71 × 679,381.96 - Step 4: Simplify right side
1,877,755.90x = 1,913,089,807,456.15 - Step 5: Solve for x
x = 1,913,089,807,456.15/1,877,755.90 - Step 6: Final answer
x = 1,018,817.09
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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.