Finding the Fourth Proportional to 1,308,825.99, 1,806,202.44 and 728,095.50
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Solution
The fourth proportional to 1,308,825.99, 1,806,202.44 and 728,095.50 is: 1,004,784.35
Step by Step Solution
- Step 1: Write the proportion equation
1,308,825.99 : 1,806,202.44 = 728,095.50 : x - Step 2: Convert to fraction form
1,308,825.99/1,806,202.44 = 728,095.50/x - Step 3: Cross multiply
1,308,825.99x = 1,806,202.44 × 728,095.50 - Step 4: Simplify right side
1,308,825.99x = 1,315,087,868,653.02 - Step 5: Solve for x
x = 1,315,087,868,653.02/1,308,825.99 - Step 6: Final answer
x = 1,004,784.35
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.