Finding the Fourth Proportional to 4,790,588.92, 6,611,169.18 and 2,615,248.06
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Solution
The fourth proportional to 4,790,588.92, 6,611,169.18 and 2,615,248.06 is: 3,609,127.74
Step by Step Solution
- Step 1: Write the proportion equation
4,790,588.92 : 6,611,169.18 = 2,615,248.06 : x - Step 2: Convert to fraction form
4,790,588.92/6,611,169.18 = 2,615,248.06/x - Step 3: Cross multiply
4,790,588.92x = 6,611,169.18 × 2,615,248.06 - Step 4: Simplify right side
4,790,588.92x = 17,289,847,372,326.79 - Step 5: Solve for x
x = 17,289,847,372,326.79/4,790,588.92 - Step 6: Final answer
x = 3,609,127.74
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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.