Finding the Fourth Proportional to 4,015,466.20, 6,018,533.70 and 1,618,125.40
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Solution
The fourth proportional to 4,015,466.20, 6,018,533.70 and 1,618,125.40 is: 2,425,307.99
Step by Step Solution
- Step 1: Write the proportion equation
4,015,466.20 : 6,018,533.70 = 1,618,125.40 : x - Step 2: Convert to fraction form
4,015,466.20/6,018,533.70 = 1,618,125.40/x - Step 3: Cross multiply
4,015,466.20x = 6,018,533.70 × 1,618,125.40 - Step 4: Simplify right side
4,015,466.20x = 9,738,742,250,725.98 - Step 5: Solve for x
x = 9,738,742,250,725.98/4,015,466.20 - Step 6: Final answer
x = 2,425,307.99
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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.