Finding the Fourth Proportional to 3,026,782.40, 4,174,597.68 and 1,939,155.08
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Solution
The fourth proportional to 3,026,782.40, 4,174,597.68 and 1,939,155.08 is: 2,674,520.74
Step by Step Solution
- Step 1: Write the proportion equation
3,026,782.40 : 4,174,597.68 = 1,939,155.08 : x - Step 2: Convert to fraction form
3,026,782.40/4,174,597.68 = 1,939,155.08/x - Step 3: Cross multiply
3,026,782.40x = 4,174,597.68 × 1,939,155.08 - Step 4: Simplify right side
3,026,782.40x = 8,095,192,298,128.22 - Step 5: Solve for x
x = 8,095,192,298,128.22/3,026,782.40 - Step 6: Final answer
x = 2,674,520.74
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1.5x scale
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.