Finding the Fourth Proportional to 1,306,119.36, 1,959,742.80 and 675,476.04
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Solution
The fourth proportional to 1,306,119.36, 1,959,742.80 and 675,476.04 is: 1,013,505.62
Step by Step Solution
- Step 1: Write the proportion equation
1,306,119.36 : 1,959,742.80 = 675,476.04 : x - Step 2: Convert to fraction form
1,306,119.36/1,959,742.80 = 675,476.04/x - Step 3: Cross multiply
1,306,119.36x = 1,959,742.80 × 675,476.04 - Step 4: Simplify right side
1,306,119.36x = 1,323,759,305,962.51 - Step 5: Solve for x
x = 1,323,759,305,962.51/1,306,119.36 - Step 6: Final answer
x = 1,013,505.62
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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.