Finding the Fourth Proportional to 4,306,043.60, 6,459,940.20 and 1,466,442.80
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Solution
The fourth proportional to 4,306,043.60, 6,459,940.20 and 1,466,442.80 is: 2,199,962.12
Step by Step Solution
- Step 1: Write the proportion equation
4,306,043.60 : 6,459,940.20 = 1,466,442.80 : x - Step 2: Convert to fraction form
4,306,043.60/6,459,940.20 = 1,466,442.80/x - Step 3: Cross multiply
4,306,043.60x = 6,459,940.20 × 1,466,442.80 - Step 4: Simplify right side
4,306,043.60x = 9,473,132,794,720.56 - Step 5: Solve for x
x = 9,473,132,794,720.56/4,306,043.60 - Step 6: Final answer
x = 2,199,962.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.