Finding the Fourth Proportional to 2,775,648.60, 4,165,028.10 and 1,177,939.80
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Solution
The fourth proportional to 2,775,648.60, 4,165,028.10 and 1,177,939.80 is: 1,767,569.70
Step by Step Solution
- Step 1: Write the proportion equation
2,775,648.60 : 4,165,028.10 = 1,177,939.80 : x - Step 2: Convert to fraction form
2,775,648.60/4,165,028.10 = 1,177,939.80/x - Step 3: Cross multiply
2,775,648.60x = 4,165,028.10 × 1,177,939.80 - Step 4: Simplify right side
2,775,648.60x = 4,906,152,367,108.38 - Step 5: Solve for x
x = 4,906,152,367,108.38/2,775,648.60 - Step 6: Final answer
x = 1,767,569.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.