Finding the Fourth Proportional to 2,908,610.25, 4,363,114.62 and 988,740.15
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Solution
The fourth proportional to 2,908,610.25, 4,363,114.62 and 988,740.15 is: 1,483,177.96
Step by Step Solution
- Step 1: Write the proportion equation
2,908,610.25 : 4,363,114.62 = 988,740.15 : x - Step 2: Convert to fraction form
2,908,610.25/4,363,114.62 = 988,740.15/x - Step 3: Cross multiply
2,908,610.25x = 4,363,114.62 × 988,740.15 - Step 4: Simplify right side
2,908,610.25x = 4,313,986,603,845.99 - Step 5: Solve for x
x = 4,313,986,603,845.99/2,908,610.25 - Step 6: Final answer
x = 1,483,177.96
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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.