Finding the Fourth Proportional to 1,017,386.18, 1,526,063.74 and 343,940.56
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Solution
The fourth proportional to 1,017,386.18, 1,526,063.74 and 343,940.56 is: 515,905.59
Step by Step Solution
- Step 1: Write the proportion equation
1,017,386.18 : 1,526,063.74 = 343,940.56 : x - Step 2: Convert to fraction form
1,017,386.18/1,526,063.74 = 343,940.56/x - Step 3: Cross multiply
1,017,386.18x = 1,526,063.74 × 343,940.56 - Step 4: Simplify right side
1,017,386.18x = 524,875,217,331.29 - Step 5: Solve for x
x = 524,875,217,331.29/1,017,386.18 - Step 6: Final answer
x = 515,905.59
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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.