Finding the Fourth Proportional to 6,492,967.19, 8,960,558.47 and 3,592,310.81
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Solution
The fourth proportional to 6,492,967.19, 8,960,558.47 and 3,592,310.81 is: 4,957,534.84
Step by Step Solution
- Step 1: Write the proportion equation
6,492,967.19 : 8,960,558.47 = 3,592,310.81 : x - Step 2: Convert to fraction form
6,492,967.19/8,960,558.47 = 3,592,310.81/x - Step 3: Cross multiply
6,492,967.19x = 8,960,558.47 × 3,592,310.81 - Step 4: Simplify right side
6,492,967.19x = 32,189,111,055,418.06 - Step 5: Solve for x
x = 32,189,111,055,418.06/6,492,967.19 - Step 6: Final answer
x = 4,957,534.84
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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.