Finding the Fourth Proportional to 5,915,640, 8,163,583.20 and 3,199,386
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Solution
The fourth proportional to 5,915,640, 8,163,583.20 and 3,199,386 is: 4,415,152.68
Step by Step Solution
- Step 1: Write the proportion equation
5,915,640 : 8,163,583.20 = 3,199,386 : x - Step 2: Convert to fraction form
5,915,640/8,163,583.20 = 3,199,386/x - Step 3: Cross multiply
5,915,640x = 8,163,583.20 × 3,199,386 - Step 4: Simplify right side
5,915,640x = 26,118,453,799,915.20 - Step 5: Solve for x
x = 26,118,453,799,915.20/5,915,640 - Step 6: Final answer
x = 4,415,152.68
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.