Finding the Fourth Proportional to 1,919,125.90, 2,877,376.65 and 908,731.90
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Solution
The fourth proportional to 1,919,125.90, 2,877,376.65 and 908,731.90 is: 1,362,476.51
Step by Step Solution
- Step 1: Write the proportion equation
1,919,125.90 : 2,877,376.65 = 908,731.90 : x - Step 2: Convert to fraction form
1,919,125.90/2,877,376.65 = 908,731.90/x - Step 3: Cross multiply
1,919,125.90x = 2,877,376.65 × 908,731.90 - Step 4: Simplify right side
1,919,125.90x = 2,614,763,950,170.13 - Step 5: Solve for x
x = 2,614,763,950,170.13/1,919,125.90 - Step 6: Final answer
x = 1,362,476.51
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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.