Finding the Fourth Proportional to 3,748,608.08, 5,623,130.09 and 1,053,143.48
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Solution
The fourth proportional to 3,748,608.08, 5,623,130.09 and 1,053,143.48 is: 1,579,776.45
Step by Step Solution
- Step 1: Write the proportion equation
3,748,608.08 : 5,623,130.09 = 1,053,143.48 : x - Step 2: Convert to fraction form
3,748,608.08/5,623,130.09 = 1,053,143.48/x - Step 3: Cross multiply
3,748,608.08x = 5,623,130.09 × 1,053,143.48 - Step 4: Simplify right side
3,748,608.08x = 5,921,962,758,093.95 - Step 5: Solve for x
x = 5,921,962,758,093.95/3,748,608.08 - Step 6: Final answer
x = 1,579,776.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.