Finding the Fourth Proportional to 1,207,341.24, 1,665,437.06 and 753,844.92
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Solution
The fourth proportional to 1,207,341.24, 1,665,437.06 and 753,844.92 is: 1,039,872.76
Step by Step Solution
- Step 1: Write the proportion equation
1,207,341.24 : 1,665,437.06 = 753,844.92 : x - Step 2: Convert to fraction form
1,207,341.24/1,665,437.06 = 753,844.92/x - Step 3: Cross multiply
1,207,341.24x = 1,665,437.06 × 753,844.92 - Step 4: Simplify right side
1,207,341.24x = 1,255,481,267,260.74 - Step 5: Solve for x
x = 1,255,481,267,260.74/1,207,341.24 - Step 6: Final answer
x = 1,039,872.76
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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.