Finding the Fourth Proportional to 1,746,659, 2,619,988.50 and 484,486.63
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Solution
The fourth proportional to 1,746,659, 2,619,988.50 and 484,486.63 is: 726,729.95
Step by Step Solution
- Step 1: Write the proportion equation
1,746,659 : 2,619,988.50 = 484,486.63 : x - Step 2: Convert to fraction form
1,746,659/2,619,988.50 = 484,486.63/x - Step 3: Cross multiply
1,746,659x = 2,619,988.50 × 484,486.63 - Step 4: Simplify right side
1,746,659x = 1,269,349,399,003.76 - Step 5: Solve for x
x = 1,269,349,399,003.76/1,746,659 - Step 6: Final answer
x = 726,729.95
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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.