Finding the Fourth Proportional to 1,482,439.59, 2,045,986.02 and 938,625.84
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Solution
The fourth proportional to 1,482,439.59, 2,045,986.02 and 938,625.84 is: 1,295,442.57
Step by Step Solution
- Step 1: Write the proportion equation
1,482,439.59 : 2,045,986.02 = 938,625.84 : x - Step 2: Convert to fraction form
1,482,439.59/2,045,986.02 = 938,625.84/x - Step 3: Cross multiply
1,482,439.59x = 2,045,986.02 × 938,625.84 - Step 4: Simplify right side
1,482,439.59x = 1,920,415,346,650.76 - Step 5: Solve for x
x = 1,920,415,346,650.76/1,482,439.59 - Step 6: Final answer
x = 1,295,442.57
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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.