Finding the Fourth Proportional to 1,165,304.71, 1,608,201.35 and 706,438.62
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Solution
The fourth proportional to 1,165,304.71, 1,608,201.35 and 706,438.62 is: 974,934.31
Step by Step Solution
- Step 1: Write the proportion equation
1,165,304.71 : 1,608,201.35 = 706,438.62 : x - Step 2: Convert to fraction form
1,165,304.71/1,608,201.35 = 706,438.62/x - Step 3: Cross multiply
1,165,304.71x = 1,608,201.35 × 706,438.62 - Step 4: Simplify right side
1,165,304.71x = 1,136,095,542,376.14 - Step 5: Solve for x
x = 1,136,095,542,376.14/1,165,304.71 - Step 6: Final answer
x = 974,934.31
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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.