Finding the Fourth Proportional to 1,965,590.87, 2,948,402.70 and 545,757.66
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Solution
The fourth proportional to 1,965,590.87, 2,948,402.70 and 545,757.66 is: 818,641.04
Step by Step Solution
- Step 1: Write the proportion equation
1,965,590.87 : 2,948,402.70 = 545,757.66 : x - Step 2: Convert to fraction form
1,965,590.87/2,948,402.70 = 545,757.66/x - Step 3: Cross multiply
1,965,590.87x = 2,948,402.70 × 545,757.66 - Step 4: Simplify right side
1,965,590.87x = 1,609,113,358,289.68 - Step 5: Solve for x
x = 1,609,113,358,289.68/1,965,590.87 - Step 6: Final answer
x = 818,641.04
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.