Finding the Fourth Proportional to 1,347,401.70, 2,021,102.55 and 1,046,251.80
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Solution
The fourth proportional to 1,347,401.70, 2,021,102.55 and 1,046,251.80 is: 1,569,377.70
Step by Step Solution
- Step 1: Write the proportion equation
1,347,401.70 : 2,021,102.55 = 1,046,251.80 : x - Step 2: Convert to fraction form
1,347,401.70/2,021,102.55 = 1,046,251.80/x - Step 3: Cross multiply
1,347,401.70x = 2,021,102.55 × 1,046,251.80 - Step 4: Simplify right side
1,347,401.70x = 2,114,582,180,922.09 - Step 5: Solve for x
x = 2,114,582,180,922.09/1,347,401.70 - Step 6: Final answer
x = 1,569,377.70
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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.