Finding the Fourth Proportional to 6,063,588.78, 8,366,958.39 and 3,616,487.02
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Solution
The fourth proportional to 6,063,588.78, 8,366,958.39 and 3,616,487.02 is: 4,990,278.45
Step by Step Solution
- Step 1: Write the proportion equation
6,063,588.78 : 8,366,958.39 = 3,616,487.02 : x - Step 2: Convert to fraction form
6,063,588.78/8,366,958.39 = 3,616,487.02/x - Step 3: Cross multiply
6,063,588.78x = 8,366,958.39 × 3,616,487.02 - Step 4: Simplify right side
6,063,588.78x = 30,258,996,414,315.10 - Step 5: Solve for x
x = 30,258,996,414,315.10/6,063,588.78 - Step 6: Final answer
x = 4,990,278.45
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1.5x scale
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.