Finding the Fourth Proportional to 2,482,558.86, 3,427,459.68 and 1,968,389.70
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Solution
The fourth proportional to 2,482,558.86, 3,427,459.68 and 1,968,389.70 is: 2,717,589.68
Step by Step Solution
- Step 1: Write the proportion equation
2,482,558.86 : 3,427,459.68 = 1,968,389.70 : x - Step 2: Convert to fraction form
2,482,558.86/3,427,459.68 = 1,968,389.70/x - Step 3: Cross multiply
2,482,558.86x = 3,427,459.68 × 1,968,389.70 - Step 4: Simplify right side
2,482,558.86x = 6,746,576,331,277.30 - Step 5: Solve for x
x = 6,746,576,331,277.30/2,482,558.86 - Step 6: Final answer
x = 2,717,589.68
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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.