Finding the Fourth Proportional to 1,149,646.73, 1,586,512.95 and 666,491.99
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Solution
The fourth proportional to 1,149,646.73, 1,586,512.95 and 666,491.99 is: 919,759.21
Step by Step Solution
- Step 1: Write the proportion equation
1,149,646.73 : 1,586,512.95 = 666,491.99 : x - Step 2: Convert to fraction form
1,149,646.73/1,586,512.95 = 666,491.99/x - Step 3: Cross multiply
1,149,646.73x = 1,586,512.95 × 666,491.99 - Step 4: Simplify right side
1,149,646.73x = 1,057,398,165,273.71 - Step 5: Solve for x
x = 1,057,398,165,273.71/1,149,646.73 - Step 6: Final answer
x = 919,759.21
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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.