Finding the Fourth Proportional to 4,781,817.43, 6,598,608.36 and 2,635,641.43
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Solution
The fourth proportional to 4,781,817.43, 6,598,608.36 and 2,635,641.43 is: 3,637,019.99
Step by Step Solution
- Step 1: Write the proportion equation
4,781,817.43 : 6,598,608.36 = 2,635,641.43 : x - Step 2: Convert to fraction form
4,781,817.43/6,598,608.36 = 2,635,641.43/x - Step 3: Cross multiply
4,781,817.43x = 6,598,608.36 × 2,635,641.43 - Step 4: Simplify right side
4,781,817.43x = 17,391,565,573,960.36 - Step 5: Solve for x
x = 17,391,565,573,960.36/4,781,817.43 - Step 6: Final answer
x = 3,637,019.99
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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.