Finding the Fourth Proportional to 1,509,474.24, 2,083,372.20 and 865,326.96
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Solution
The fourth proportional to 1,509,474.24, 2,083,372.20 and 865,326.96 is: 1,194,321.89
Step by Step Solution
- Step 1: Write the proportion equation
1,509,474.24 : 2,083,372.20 = 865,326.96 : x - Step 2: Convert to fraction form
1,509,474.24/2,083,372.20 = 865,326.96/x - Step 3: Cross multiply
1,509,474.24x = 2,083,372.20 × 865,326.96 - Step 4: Simplify right side
1,509,474.24x = 1,802,798,132,374.51 - Step 5: Solve for x
x = 1,802,798,132,374.51/1,509,474.24 - Step 6: Final answer
x = 1,194,321.89
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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.