Finding the Fourth Proportional to 1,016,502.97, 1,402,792.81 and 557,640.97
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Solution
The fourth proportional to 1,016,502.97, 1,402,792.81 and 557,640.97 is: 769,554.81
Step by Step Solution
- Step 1: Write the proportion equation
1,016,502.97 : 1,402,792.81 = 557,640.97 : x - Step 2: Convert to fraction form
1,016,502.97/1,402,792.81 = 557,640.97/x - Step 3: Cross multiply
1,016,502.97x = 1,402,792.81 × 557,640.97 - Step 4: Simplify right side
1,016,502.97x = 782,254,749,403.78 - Step 5: Solve for x
x = 782,254,749,403.78/1,016,502.97 - Step 6: Final answer
x = 769,554.81
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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.