Finding the Fourth Proportional to 1,203,957.36, 1,805,917.68 and 293,148.36
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Solution
The fourth proportional to 1,203,957.36, 1,805,917.68 and 293,148.36 is: 439,718.07
Step by Step Solution
- Step 1: Write the proportion equation
1,203,957.36 : 1,805,917.68 = 293,148.36 : x - Step 2: Convert to fraction form
1,203,957.36/1,805,917.68 = 293,148.36/x - Step 3: Cross multiply
1,203,957.36x = 1,805,917.68 × 293,148.36 - Step 4: Simplify right side
1,203,957.36x = 529,401,806,187.01 - Step 5: Solve for x
x = 529,401,806,187.01/1,203,957.36 - Step 6: Final answer
x = 439,718.07
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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.