Finding the Fourth Proportional to 2,759,083.92, 4,138,800.84 and 865,900.08
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Solution
The fourth proportional to 2,759,083.92, 4,138,800.84 and 865,900.08 is: 1,298,905.03
Step by Step Solution
- Step 1: Write the proportion equation
2,759,083.92 : 4,138,800.84 = 865,900.08 : x - Step 2: Convert to fraction form
2,759,083.92/4,138,800.84 = 865,900.08/x - Step 3: Cross multiply
2,759,083.92x = 4,138,800.84 × 865,900.08 - Step 4: Simplify right side
2,759,083.92x = 3,583,787,978,460.07 - Step 5: Solve for x
x = 3,583,787,978,460.07/2,759,083.92 - Step 6: Final answer
x = 1,298,905.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.