Finding the Fourth Proportional to 1,673,278.60, 2,509,917.90 and 551,201.80
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Solution
The fourth proportional to 1,673,278.60, 2,509,917.90 and 551,201.80 is: 826,802.70
Step by Step Solution
- Step 1: Write the proportion equation
1,673,278.60 : 2,509,917.90 = 551,201.80 : x - Step 2: Convert to fraction form
1,673,278.60/2,509,917.90 = 551,201.80/x - Step 3: Cross multiply
1,673,278.60x = 2,509,917.90 × 551,201.80 - Step 4: Simplify right side
1,673,278.60x = 1,383,471,264,332.22 - Step 5: Solve for x
x = 1,383,471,264,332.22/1,673,278.60 - Step 6: Final answer
x = 826,802.70
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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.