Finding the Fourth Proportional to 1,036,996.08, 1,555,260.48 and 372,148.08
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Solution
The fourth proportional to 1,036,996.08, 1,555,260.48 and 372,148.08 is: 558,138.27
Step by Step Solution
- Step 1: Write the proportion equation
1,036,996.08 : 1,555,260.48 = 372,148.08 : x - Step 2: Convert to fraction form
1,036,996.08/1,555,260.48 = 372,148.08/x - Step 3: Cross multiply
1,036,996.08x = 1,555,260.48 × 372,148.08 - Step 4: Simplify right side
1,036,996.08x = 578,787,201,531.88 - Step 5: Solve for x
x = 578,787,201,531.88/1,036,996.08 - Step 6: Final answer
x = 558,138.27
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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.