Finding the Fourth Proportional to 1,145,449.62, 1,580,628.24 and 662,046.08
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Solution
The fourth proportional to 1,145,449.62, 1,580,628.24 and 662,046.08 is: 913,570.27
Step by Step Solution
- Step 1: Write the proportion equation
1,145,449.62 : 1,580,628.24 = 662,046.08 : x - Step 2: Convert to fraction form
1,145,449.62/1,580,628.24 = 662,046.08/x - Step 3: Cross multiply
1,145,449.62x = 1,580,628.24 × 662,046.08 - Step 4: Simplify right side
1,145,449.62x = 1,046,448,722,326.16 - Step 5: Solve for x
x = 1,046,448,722,326.16/1,145,449.62 - Step 6: Final answer
x = 913,570.27
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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.