Finding the Fourth Proportional to 4,428,966.06, 6,643,449.63 and 1,063,173.06
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Solution
The fourth proportional to 4,428,966.06, 6,643,449.63 and 1,063,173.06 is: 1,594,759.72
Step by Step Solution
- Step 1: Write the proportion equation
4,428,966.06 : 6,643,449.63 = 1,063,173.06 : x - Step 2: Convert to fraction form
4,428,966.06/6,643,449.63 = 1,063,173.06/x - Step 3: Cross multiply
4,428,966.06x = 6,643,449.63 × 1,063,173.06 - Step 4: Simplify right side
4,428,966.06x = 7,063,136,672,082.97 - Step 5: Solve for x
x = 7,063,136,672,082.97/4,428,966.06 - Step 6: Final answer
x = 1,594,759.72
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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.