Finding the Fourth Proportional to 1,306,707.92, 1,803,133.68 and 733,636.16
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Solution
The fourth proportional to 1,306,707.92, 1,803,133.68 and 733,636.16 is: 1,012,348.70
Step by Step Solution
- Step 1: Write the proportion equation
1,306,707.92 : 1,803,133.68 = 733,636.16 : x - Step 2: Convert to fraction form
1,306,707.92/1,803,133.68 = 733,636.16/x - Step 3: Cross multiply
1,306,707.92x = 1,803,133.68 × 733,636.16 - Step 4: Simplify right side
1,306,707.92x = 1,322,844,068,961.87 - Step 5: Solve for x
x = 1,322,844,068,961.87/1,306,707.92 - Step 6: Final answer
x = 1,012,348.70
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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.