Finding the Fourth Proportional to 1,944,021.10, 2,912,095.05 and 1,101,588.70
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Solution
The fourth proportional to 1,944,021.10, 2,912,095.05 and 1,101,588.70 is: 1,650,152.36
Step by Step Solution
- Step 1: Write the proportion equation
1,944,021.10 : 2,912,095.05 = 1,101,588.70 : x - Step 2: Convert to fraction form
1,944,021.10/2,912,095.05 = 1,101,588.70/x - Step 3: Cross multiply
1,944,021.10x = 2,912,095.05 × 1,101,588.70 - Step 4: Simplify right side
1,944,021.10x = 3,207,931,000,405.93 - Step 5: Solve for x
x = 3,207,931,000,405.93/1,944,021.10 - Step 6: Final answer
x = 1,650,152.36
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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.