Finding the Fourth Proportional to 1,694,781.02, 2,542,138.59 and 683,876.18
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Solution
The fourth proportional to 1,694,781.02, 2,542,138.59 and 683,876.18 is: 1,025,800.98
Step by Step Solution
- Step 1: Write the proportion equation
1,694,781.02 : 2,542,138.59 = 683,876.18 : x - Step 2: Convert to fraction form
1,694,781.02/2,542,138.59 = 683,876.18/x - Step 3: Cross multiply
1,694,781.02x = 2,542,138.59 × 683,876.18 - Step 4: Simplify right side
1,694,781.02x = 1,738,508,027,959.79 - Step 5: Solve for x
x = 1,738,508,027,959.79/1,694,781.02 - Step 6: Final answer
x = 1,025,800.98
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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.