Finding the Fourth Proportional to 4,799,159.65, 6,622,863.73 and 2,623,702.91
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Solution
The fourth proportional to 4,799,159.65, 6,622,863.73 and 2,623,702.91 is: 3,620,722.82
Step by Step Solution
- Step 1: Write the proportion equation
4,799,159.65 : 6,622,863.73 = 2,623,702.91 : x - Step 2: Convert to fraction form
4,799,159.65/6,622,863.73 = 2,623,702.91/x - Step 3: Cross multiply
4,799,159.65x = 6,622,863.73 × 2,623,702.91 - Step 4: Simplify right side
4,799,159.65x = 17,376,426,840,934.46 - Step 5: Solve for x
x = 17,376,426,840,934.46/4,799,159.65 - Step 6: Final answer
x = 3,620,722.82
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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.