Finding the Fourth Proportional to 2,989,805.99, 4,485,423.40 and 968,052.06
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Solution
The fourth proportional to 2,989,805.99, 4,485,423.40 and 968,052.06 is: 1,452,309.41
Step by Step Solution
- Step 1: Write the proportion equation
2,989,805.99 : 4,485,423.40 = 968,052.06 : x - Step 2: Convert to fraction form
2,989,805.99/4,485,423.40 = 968,052.06/x - Step 3: Cross multiply
2,989,805.99x = 4,485,423.40 × 968,052.06 - Step 4: Simplify right side
2,989,805.99x = 4,342,123,359,922.07 - Step 5: Solve for x
x = 4,342,123,359,922.07/2,989,805.99 - Step 6: Final answer
x = 1,452,309.41
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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.