Finding the Fourth Proportional to 977,697.45, 1,466,546.18 and 942,268.05
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Solution
The fourth proportional to 977,697.45, 1,466,546.18 and 942,268.05 is: 1,413,402.08
Step by Step Solution
- Step 1: Write the proportion equation
977,697.45 : 1,466,546.18 = 942,268.05 : x - Step 2: Convert to fraction form
977,697.45/1,466,546.18 = 942,268.05/x - Step 3: Cross multiply
977,697.45x = 1,466,546.18 × 942,268.05 - Step 4: Simplify right side
977,697.45x = 1,381,879,604,552.21 - Step 5: Solve for x
x = 1,381,879,604,552.21/977,697.45 - Step 6: Final answer
x = 1,413,402.08
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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.