Finding the Fourth Proportional to 4,900,385.49, 6,761,536.07 and 2,862,801.33
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Solution
The fourth proportional to 4,900,385.49, 6,761,536.07 and 2,862,801.33 is: 3,950,084.02
Step by Step Solution
- Step 1: Write the proportion equation
4,900,385.49 : 6,761,536.07 = 2,862,801.33 : x - Step 2: Convert to fraction form
4,900,385.49/6,761,536.07 = 2,862,801.33/x - Step 3: Cross multiply
4,900,385.49x = 6,761,536.07 × 2,862,801.33 - Step 4: Simplify right side
4,900,385.49x = 19,356,934,439,724.97 - Step 5: Solve for x
x = 19,356,934,439,724.97/4,900,385.49 - Step 6: Final answer
x = 3,950,084.02
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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.