Finding the Fourth Proportional to 2,650,968.92, 3,658,385.84 and 1,473,678.56
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Solution
The fourth proportional to 2,650,968.92, 3,658,385.84 and 1,473,678.56 is: 2,033,703.50
Step by Step Solution
- Step 1: Write the proportion equation
2,650,968.92 : 3,658,385.84 = 1,473,678.56 : x - Step 2: Convert to fraction form
2,650,968.92/3,658,385.84 = 1,473,678.56/x - Step 3: Cross multiply
2,650,968.92x = 3,658,385.84 × 1,473,678.56 - Step 4: Simplify right side
2,650,968.92x = 5,391,284,776,615.59 - Step 5: Solve for x
x = 5,391,284,776,615.59/2,650,968.92 - Step 6: Final answer
x = 2,033,703.50
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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.