Finding the Fourth Proportional to 4,678,703.80, 6,457,170.54 and 2,843,461
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Solution
The fourth proportional to 4,678,703.80, 6,457,170.54 and 2,843,461 is: 3,924,316.09
Step by Step Solution
- Step 1: Write the proportion equation
4,678,703.80 : 6,457,170.54 = 2,843,461 : x - Step 2: Convert to fraction form
4,678,703.80/6,457,170.54 = 2,843,461/x - Step 3: Cross multiply
4,678,703.80x = 6,457,170.54 × 2,843,461 - Step 4: Simplify right side
4,678,703.80x = 18,360,712,600,838.94 - Step 5: Solve for x
x = 18,360,712,600,838.94/4,678,703.80 - Step 6: Final answer
x = 3,924,316.09
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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.