Finding the Fourth Proportional to 4,217,711.10, 6,326,566.65 and 3,089,672.70
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Solution
The fourth proportional to 4,217,711.10, 6,326,566.65 and 3,089,672.70 is: 4,634,509.05
Step by Step Solution
- Step 1: Write the proportion equation
4,217,711.10 : 6,326,566.65 = 3,089,672.70 : x - Step 2: Convert to fraction form
4,217,711.10/6,326,566.65 = 3,089,672.70/x - Step 3: Cross multiply
4,217,711.10x = 6,326,566.65 × 3,089,672.70 - Step 4: Simplify right side
4,217,711.10x = 19,547,020,263,235.46 - Step 5: Solve for x
x = 19,547,020,263,235.46/4,217,711.10 - Step 6: Final answer
x = 4,634,509.05
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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.