Finding the Fourth Proportional to 1,677,205.48, 2,511,975.58 and 1,316,555.40
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Solution
The fourth proportional to 1,677,205.48, 2,511,975.58 and 1,316,555.40 is: 1,971,824.59
Step by Step Solution
- Step 1: Write the proportion equation
1,677,205.48 : 2,511,975.58 = 1,316,555.40 : x - Step 2: Convert to fraction form
1,677,205.48/2,511,975.58 = 1,316,555.40/x - Step 3: Cross multiply
1,677,205.48x = 2,511,975.58 × 1,316,555.40 - Step 4: Simplify right side
1,677,205.48x = 3,307,155,014,517.13 - Step 5: Solve for x
x = 3,307,155,014,517.13/1,677,205.48 - Step 6: Final answer
x = 1,971,824.59
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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.