Finding the Fourth Proportional to 4,160,712.52, 6,240,621.66 and 2,821,471.48
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Solution
The fourth proportional to 4,160,712.52, 6,240,621.66 and 2,821,471.48 is: 4,231,904.02
Step by Step Solution
- Step 1: Write the proportion equation
4,160,712.52 : 6,240,621.66 = 2,821,471.48 : x - Step 2: Convert to fraction form
4,160,712.52/6,240,621.66 = 2,821,471.48/x - Step 3: Cross multiply
4,160,712.52x = 6,240,621.66 × 2,821,471.48 - Step 4: Simplify right side
4,160,712.52x = 17,607,736,031,160.26 - Step 5: Solve for x
x = 17,607,736,031,160.26/4,160,712.52 - Step 6: Final answer
x = 4,231,904.02
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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.