Finding the Fourth Proportional to 1,944,057.60, 2,912,149.80 and 1,101,625.20
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Solution
The fourth proportional to 1,944,057.60, 2,912,149.80 and 1,101,625.20 is: 1,650,207.08
Step by Step Solution
- Step 1: Write the proportion equation
1,944,057.60 : 2,912,149.80 = 1,101,625.20 : x - Step 2: Convert to fraction form
1,944,057.60/2,912,149.80 = 1,101,625.20/x - Step 3: Cross multiply
1,944,057.60x = 2,912,149.80 × 1,101,625.20 - Step 4: Simplify right side
1,944,057.60x = 3,208,097,605,854.96 - Step 5: Solve for x
x = 3,208,097,605,854.96/1,944,057.60 - Step 6: Final answer
x = 1,650,207.08
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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.