Finding the Fourth Proportional to 4,790,239.57, 7,182,700.98 and 1,593,620.74
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Solution
The fourth proportional to 4,790,239.57, 7,182,700.98 and 1,593,620.74 is: 2,389,546.72
Step by Step Solution
- Step 1: Write the proportion equation
4,790,239.57 : 7,182,700.98 = 1,593,620.74 : x - Step 2: Convert to fraction form
4,790,239.57/7,182,700.98 = 1,593,620.74/x - Step 3: Cross multiply
4,790,239.57x = 7,182,700.98 × 1,593,620.74 - Step 4: Simplify right side
4,790,239.57x = 11,446,501,250,946.33 - Step 5: Solve for x
x = 11,446,501,250,946.33/4,790,239.57 - Step 6: Final answer
x = 2,389,546.72
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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.