Finding the Fourth Proportional to 4,155,827.24, 5,734,985.76 and 2,320,313.65
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Solution
The fourth proportional to 4,155,827.24, 5,734,985.76 and 2,320,313.65 is: 3,202,001.66
Step by Step Solution
- Step 1: Write the proportion equation
4,155,827.24 : 5,734,985.76 = 2,320,313.65 : x - Step 2: Convert to fraction form
4,155,827.24/5,734,985.76 = 2,320,313.65/x - Step 3: Cross multiply
4,155,827.24x = 5,734,985.76 × 2,320,313.65 - Step 4: Simplify right side
4,155,827.24x = 13,306,965,727,146.16 - Step 5: Solve for x
x = 13,306,965,727,146.16/4,155,827.24 - Step 6: Final answer
x = 3,202,001.66
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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.