Finding the Fourth Proportional to 4,657,089.72, 6,424,432.20 and 2,722,086.12
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Solution
The fourth proportional to 4,657,089.72, 6,424,432.20 and 2,722,086.12 is: 3,755,104.32
Step by Step Solution
- Step 1: Write the proportion equation
4,657,089.72 : 6,424,432.20 = 2,722,086.12 : x - Step 2: Convert to fraction form
4,657,089.72/6,424,432.20 = 2,722,086.12/x - Step 3: Cross multiply
4,657,089.72x = 6,424,432.20 × 2,722,086.12 - Step 4: Simplify right side
4,657,089.72x = 17,487,857,720,501.06 - Step 5: Solve for x
x = 17,487,857,720,501.06/4,657,089.72 - Step 6: Final answer
x = 3,755,104.32
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1.5x scale
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.