Finding the Fourth Proportional to 4,855,875.06, 6,701,108.86 and 2,680,419.58
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Solution
The fourth proportional to 4,855,875.06, 6,701,108.86 and 2,680,419.58 is: 3,698,979.73
Step by Step Solution
- Step 1: Write the proportion equation
4,855,875.06 : 6,701,108.86 = 2,680,419.58 : x - Step 2: Convert to fraction form
4,855,875.06/6,701,108.86 = 2,680,419.58/x - Step 3: Cross multiply
4,855,875.06x = 6,701,108.86 × 2,680,419.58 - Step 4: Simplify right side
4,855,875.06x = 17,961,783,396,055.48 - Step 5: Solve for x
x = 17,961,783,396,055.48/4,855,875.06 - Step 6: Final answer
x = 3,698,979.73
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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.