Finding the Fourth Proportional to 4,422,430.70, 6,633,683.18 and 1,227,805.99
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Solution
The fourth proportional to 4,422,430.70, 6,633,683.18 and 1,227,805.99 is: 1,841,719.29
Step by Step Solution
- Step 1: Write the proportion equation
4,422,430.70 : 6,633,683.18 = 1,227,805.99 : x - Step 2: Convert to fraction form
4,422,430.70/6,633,683.18 = 1,227,805.99/x - Step 3: Cross multiply
4,422,430.70x = 6,633,683.18 × 1,227,805.99 - Step 4: Simplify right side
4,422,430.70x = 8,144,875,930,651.56 - Step 5: Solve for x
x = 8,144,875,930,651.56/4,422,430.70 - Step 6: Final answer
x = 1,841,719.29
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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.