Finding the Fourth Proportional to 1,513,581.79, 2,088,756.96 and 834,542.43
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Solution
The fourth proportional to 1,513,581.79, 2,088,756.96 and 834,542.43 is: 1,151,676.32
Step by Step Solution
- Step 1: Write the proportion equation
1,513,581.79 : 2,088,756.96 = 834,542.43 : x - Step 2: Convert to fraction form
1,513,581.79/2,088,756.96 = 834,542.43/x - Step 3: Cross multiply
1,513,581.79x = 2,088,756.96 × 834,542.43 - Step 4: Simplify right side
1,513,581.79x = 1,743,156,309,077.81 - Step 5: Solve for x
x = 1,743,156,309,077.81/1,513,581.79 - Step 6: Final answer
x = 1,151,676.32
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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.