Finding the Fourth Proportional to 4,118,042.24, 6,176,975.88 and 1,126,226.24
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Solution
The fourth proportional to 4,118,042.24, 6,176,975.88 and 1,126,226.24 is: 1,689,315.44
Step by Step Solution
- Step 1: Write the proportion equation
4,118,042.24 : 6,176,975.88 = 1,126,226.24 : x - Step 2: Convert to fraction form
4,118,042.24/6,176,975.88 = 1,126,226.24/x - Step 3: Cross multiply
4,118,042.24x = 6,176,975.88 × 1,126,226.24 - Step 4: Simplify right side
4,118,042.24x = 6,956,672,319,903.09 - Step 5: Solve for x
x = 6,956,672,319,903.09/4,118,042.24 - Step 6: Final answer
x = 1,689,315.44
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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.