Finding the Fourth Proportional to 4,318,112.98, 6,479,411.13 and 1,761,203.80
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Solution
The fourth proportional to 4,318,112.98, 6,479,411.13 and 1,761,203.80 is: 2,642,719.99
Step by Step Solution
- Step 1: Write the proportion equation
4,318,112.98 : 6,479,411.13 = 1,761,203.80 : x - Step 2: Convert to fraction form
4,318,112.98/6,479,411.13 = 1,761,203.80/x - Step 3: Cross multiply
4,318,112.98x = 6,479,411.13 × 1,761,203.80 - Step 4: Simplify right side
4,318,112.98x = 11,411,563,503,918.29 - Step 5: Solve for x
x = 11,411,563,503,918.29/4,318,112.98 - Step 6: Final answer
x = 2,642,719.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.