Finding the Fourth Proportional to 5,202,000.60, 7,803,000.90 and 2,804,611.20
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Solution
The fourth proportional to 5,202,000.60, 7,803,000.90 and 2,804,611.20 is: 4,206,916.80
Step by Step Solution
- Step 1: Write the proportion equation
5,202,000.60 : 7,803,000.90 = 2,804,611.20 : x - Step 2: Convert to fraction form
5,202,000.60/7,803,000.90 = 2,804,611.20/x - Step 3: Cross multiply
5,202,000.60x = 7,803,000.90 × 2,804,611.20 - Step 4: Simplify right side
5,202,000.60x = 21,884,383,717,750.08 - Step 5: Solve for x
x = 21,884,383,717,750.08/5,202,000.60 - Step 6: Final answer
x = 4,206,916.80
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1.5x scale
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.