Finding the Fourth Proportional to 4,381,736.64, 6,046,919.94 and 2,448,209.94
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Solution
The fourth proportional to 4,381,736.64, 6,046,919.94 and 2,448,209.94 is: 3,378,598.65
Step by Step Solution
- Step 1: Write the proportion equation
4,381,736.64 : 6,046,919.94 = 2,448,209.94 : x - Step 2: Convert to fraction form
4,381,736.64/6,046,919.94 = 2,448,209.94/x - Step 3: Cross multiply
4,381,736.64x = 6,046,919.94 × 2,448,209.94 - Step 4: Simplify right side
4,381,736.64x = 14,804,129,503,492.21 - Step 5: Solve for x
x = 14,804,129,503,492.21/4,381,736.64 - Step 6: Final answer
x = 3,378,598.65
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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.