Finding the Fourth Proportional to 1,937,366.80, 2,673,524.48 and 1,121,604.96
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Solution
The fourth proportional to 1,937,366.80, 2,673,524.48 and 1,121,604.96 is: 1,547,790.70
Step by Step Solution
- Step 1: Write the proportion equation
1,937,366.80 : 2,673,524.48 = 1,121,604.96 : x - Step 2: Convert to fraction form
1,937,366.80/2,673,524.48 = 1,121,604.96/x - Step 3: Cross multiply
1,937,366.80x = 2,673,524.48 × 1,121,604.96 - Step 4: Simplify right side
1,937,366.80x = 2,998,638,317,449.42 - Step 5: Solve for x
x = 2,998,638,317,449.42/1,937,366.80 - Step 6: Final answer
x = 1,547,790.70
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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.