Finding the Fourth Proportional to 1,541,210.18, 2,126,817.69 and 852,911.06
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Solution
The fourth proportional to 1,541,210.18, 2,126,817.69 and 852,911.06 is: 1,176,988.29
Step by Step Solution
- Step 1: Write the proportion equation
1,541,210.18 : 2,126,817.69 = 852,911.06 : x - Step 2: Convert to fraction form
1,541,210.18/2,126,817.69 = 852,911.06/x - Step 3: Cross multiply
1,541,210.18x = 2,126,817.69 × 852,911.06 - Step 4: Simplify right side
1,541,210.18x = 1,813,986,330,404.65 - Step 5: Solve for x
x = 1,813,986,330,404.65/1,541,210.18 - Step 6: Final answer
x = 1,176,988.29
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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.