Finding the Fourth Proportional to 4,680,713.84, 6,459,260.20 and 2,615,745.51
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Solution
The fourth proportional to 4,680,713.84, 6,459,260.20 and 2,615,745.51 is: 3,609,659.01
Step by Step Solution
- Step 1: Write the proportion equation
4,680,713.84 : 6,459,260.20 = 2,615,745.51 : x - Step 2: Convert to fraction form
4,680,713.84/6,459,260.20 = 2,615,745.51/x - Step 3: Cross multiply
4,680,713.84x = 6,459,260.20 × 2,615,745.51 - Step 4: Simplify right side
4,680,713.84x = 16,895,780,859,532.34 - Step 5: Solve for x
x = 16,895,780,859,532.34/4,680,713.84 - Step 6: Final answer
x = 3,609,659.01
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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.