Finding the Fourth Proportional to 4,302,064.90, 6,453,275.42 and 1,269,430.75
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Solution
The fourth proportional to 4,302,064.90, 6,453,275.42 and 1,269,430.75 is: 1,904,198.67
Step by Step Solution
- Step 1: Write the proportion equation
4,302,064.90 : 6,453,275.42 = 1,269,430.75 : x - Step 2: Convert to fraction form
4,302,064.90/6,453,275.42 = 1,269,430.75/x - Step 3: Cross multiply
4,302,064.90x = 6,453,275.42 × 1,269,430.75 - Step 4: Simplify right side
4,302,064.90x = 8,191,986,256,367.17 - Step 5: Solve for x
x = 8,191,986,256,367.17/4,302,064.90 - Step 6: Final answer
x = 1,904,198.67
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.