Finding the Fourth Proportional to 1,227,318.06, 1,841,266.84 and 385,869.80
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Solution
The fourth proportional to 1,227,318.06, 1,841,266.84 and 385,869.80 is: 578,895.80
Step by Step Solution
- Step 1: Write the proportion equation
1,227,318.06 : 1,841,266.84 = 385,869.80 : x - Step 2: Convert to fraction form
1,227,318.06/1,841,266.84 = 385,869.80/x - Step 3: Cross multiply
1,227,318.06x = 1,841,266.84 × 385,869.80 - Step 4: Simplify right side
1,227,318.06x = 710,489,267,297.43 - Step 5: Solve for x
x = 710,489,267,297.43/1,227,318.06 - Step 6: Final answer
x = 578,895.80
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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.