Finding the Fourth Proportional to 2,566,330.85, 3,541,700.99 and 1,478,582.66
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Solution
The fourth proportional to 2,566,330.85, 3,541,700.99 and 1,478,582.66 is: 2,040,538.80
Step by Step Solution
- Step 1: Write the proportion equation
2,566,330.85 : 3,541,700.99 = 1,478,582.66 : x - Step 2: Convert to fraction form
2,566,330.85/3,541,700.99 = 1,478,582.66/x - Step 3: Cross multiply
2,566,330.85x = 3,541,700.99 × 1,478,582.66 - Step 4: Simplify right side
2,566,330.85x = 5,236,697,663,325.92 - Step 5: Solve for x
x = 5,236,697,663,325.92/2,566,330.85 - Step 6: Final answer
x = 2,040,538.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.