Finding the Fourth Proportional to 3,748,869.77, 5,623,497.23 and 1,053,405.18
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Solution
The fourth proportional to 3,748,869.77, 5,623,497.23 and 1,053,405.18 is: 1,580,161.88
Step by Step Solution
- Step 1: Write the proportion equation
3,748,869.77 : 5,623,497.23 = 1,053,405.18 : x - Step 2: Convert to fraction form
3,748,869.77/5,623,497.23 = 1,053,405.18/x - Step 3: Cross multiply
3,748,869.77x = 5,623,497.23 × 1,053,405.18 - Step 4: Simplify right side
3,748,869.77x = 5,923,821,111,797.65 - Step 5: Solve for x
x = 5,923,821,111,797.65/3,748,869.77 - Step 6: Final answer
x = 1,580,161.88
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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.