Finding the Fourth Proportional to 1,513,580.79, 2,088,755.58 and 834,541.43
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Solution
The fourth proportional to 1,513,580.79, 2,088,755.58 and 834,541.43 is: 1,151,674.94
Step by Step Solution
- Step 1: Write the proportion equation
1,513,580.79 : 2,088,755.58 = 834,541.43 : x - Step 2: Convert to fraction form
1,513,580.79/2,088,755.58 = 834,541.43/x - Step 3: Cross multiply
1,513,580.79x = 2,088,755.58 × 834,541.43 - Step 4: Simplify right side
1,513,580.79x = 1,743,153,060,296.26 - Step 5: Solve for x
x = 1,743,153,060,296.26/1,513,580.79 - Step 6: Final answer
x = 1,151,674.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.