Finding the Fourth Proportional to 1,738,341.80, 2,602,263.90 and 1,528,389.80
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Solution
The fourth proportional to 1,738,341.80, 2,602,263.90 and 1,528,389.80 is: 2,287,969.84
Step by Step Solution
- Step 1: Write the proportion equation
1,738,341.80 : 2,602,263.90 = 1,528,389.80 : x - Step 2: Convert to fraction form
1,738,341.80/2,602,263.90 = 1,528,389.80/x - Step 3: Cross multiply
1,738,341.80x = 2,602,263.90 × 1,528,389.80 - Step 4: Simplify right side
1,738,341.80x = 3,977,273,601,668.22 - Step 5: Solve for x
x = 3,977,273,601,668.22/1,738,341.80 - Step 6: Final answer
x = 2,287,969.84
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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.