Finding the Fourth Proportional to 1,476,000.20, 2,214,518.70 and 634,809.80
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Solution
The fourth proportional to 1,476,000.20, 2,214,518.70 and 634,809.80 is: 952,437.66
Step by Step Solution
- Step 1: Write the proportion equation
1,476,000.20 : 2,214,518.70 = 634,809.80 : x - Step 2: Convert to fraction form
1,476,000.20/2,214,518.70 = 634,809.80/x - Step 3: Cross multiply
1,476,000.20x = 2,214,518.70 × 634,809.80 - Step 4: Simplify right side
1,476,000.20x = 1,405,798,173,043.26 - Step 5: Solve for x
x = 1,405,798,173,043.26/1,476,000.20 - Step 6: Final answer
x = 952,437.66
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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.