Finding the Fourth Proportional to 4,578,649.76, 6,318,220.56 and 2,541,298.88
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Solution
The fourth proportional to 4,578,649.76, 6,318,220.56 and 2,541,298.88 is: 3,506,817.00
Step by Step Solution
- Step 1: Write the proportion equation
4,578,649.76 : 6,318,220.56 = 2,541,298.88 : x - Step 2: Convert to fraction form
4,578,649.76/6,318,220.56 = 2,541,298.88/x - Step 3: Cross multiply
4,578,649.76x = 6,318,220.56 × 2,541,298.88 - Step 4: Simplify right side
4,578,649.76x = 16,056,486,801,129.87 - Step 5: Solve for x
x = 16,056,486,801,129.87/4,578,649.76 - Step 6: Final answer
x = 3,506,817.00
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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.