Finding the Fourth Proportional to 3,101,109.70, 4,651,818.15 and 1,608,117.70
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Solution
The fourth proportional to 3,101,109.70, 4,651,818.15 and 1,608,117.70 is: 2,412,256.20
Step by Step Solution
- Step 1: Write the proportion equation
3,101,109.70 : 4,651,818.15 = 1,608,117.70 : x - Step 2: Convert to fraction form
3,101,109.70/4,651,818.15 = 1,608,117.70/x - Step 3: Cross multiply
3,101,109.70x = 4,651,818.15 × 1,608,117.70 - Step 4: Simplify right side
3,101,109.70x = 7,480,671,104,196.26 - Step 5: Solve for x
x = 7,480,671,104,196.26/3,101,109.70 - Step 6: Final answer
x = 2,412,256.20
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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.