Finding the Fourth Proportional to 1,525,242.18, 2,104,833.42 and 836,918.49
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Solution
The fourth proportional to 1,525,242.18, 2,104,833.42 and 836,918.49 is: 1,154,947.08
Step by Step Solution
- Step 1: Write the proportion equation
1,525,242.18 : 2,104,833.42 = 836,918.49 : x - Step 2: Convert to fraction form
1,525,242.18/2,104,833.42 = 836,918.49/x - Step 3: Cross multiply
1,525,242.18x = 2,104,833.42 × 836,918.49 - Step 4: Simplify right side
1,525,242.18x = 1,761,574,007,567.94 - Step 5: Solve for x
x = 1,761,574,007,567.94/1,525,242.18 - Step 6: Final answer
x = 1,154,947.08
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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.