Finding the Fourth Proportional to 4,626,526.16, 6,383,844.36 and 2,906,428.52
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Solution
The fourth proportional to 4,626,526.16, 6,383,844.36 and 2,906,428.52 is: 4,010,392.82
Step by Step Solution
- Step 1: Write the proportion equation
4,626,526.16 : 6,383,844.36 = 2,906,428.52 : x - Step 2: Convert to fraction form
4,626,526.16/6,383,844.36 = 2,906,428.52/x - Step 3: Cross multiply
4,626,526.16x = 6,383,844.36 × 2,906,428.52 - Step 4: Simplify right side
4,626,526.16x = 18,554,187,315,145.15 - Step 5: Solve for x
x = 18,554,187,315,145.15/4,626,526.16 - Step 6: Final answer
x = 4,010,392.82
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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.