Finding the Fourth Proportional to 2,975,938.48, 4,107,174.99 and 1,752,357.85
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Solution
The fourth proportional to 2,975,938.48, 4,107,174.99 and 1,752,357.85 is: 2,418,477.52
Step by Step Solution
- Step 1: Write the proportion equation
2,975,938.48 : 4,107,174.99 = 1,752,357.85 : x - Step 2: Convert to fraction form
2,975,938.48/4,107,174.99 = 1,752,357.85/x - Step 3: Cross multiply
2,975,938.48x = 4,107,174.99 × 1,752,357.85 - Step 4: Simplify right side
2,975,938.48x = 7,197,240,318,210.89 - Step 5: Solve for x
x = 7,197,240,318,210.89/2,975,938.48 - Step 6: Final answer
x = 2,418,477.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.