Finding the Fourth Proportional to 4,931,284.70, 6,805,198.06 and 2,755,864.19
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Solution
The fourth proportional to 4,931,284.70, 6,805,198.06 and 2,755,864.19 is: 3,803,106.65
Step by Step Solution
- Step 1: Write the proportion equation
4,931,284.70 : 6,805,198.06 = 2,755,864.19 : x - Step 2: Convert to fraction form
4,931,284.70/6,805,198.06 = 2,755,864.19/x - Step 3: Cross multiply
4,931,284.70x = 6,805,198.06 × 2,755,864.19 - Step 4: Simplify right side
4,931,284.70x = 18,754,201,649,534.80 - Step 5: Solve for x
x = 18,754,201,649,534.80/4,931,284.70 - Step 6: Final answer
x = 3,803,106.65
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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.