Finding the Fourth Proportional to 1,566,234.70, 2,349,352.05 and 1,192,986.70
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Solution
The fourth proportional to 1,566,234.70, 2,349,352.05 and 1,192,986.70 is: 1,789,480.05
Step by Step Solution
- Step 1: Write the proportion equation
1,566,234.70 : 2,349,352.05 = 1,192,986.70 : x - Step 2: Convert to fraction form
1,566,234.70/2,349,352.05 = 1,192,986.70/x - Step 3: Cross multiply
1,566,234.70x = 2,349,352.05 × 1,192,986.70 - Step 4: Simplify right side
1,566,234.70x = 2,802,745,749,267.74 - Step 5: Solve for x
x = 2,802,745,749,267.74/1,566,234.70 - Step 6: Final answer
x = 1,789,480.05
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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.