Finding the Fourth Proportional to 1,502,515.28, 2,253,855 and 380,594
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Solution
The fourth proportional to 1,502,515.28, 2,253,855 and 380,594 is: 570,911.79
Step by Step Solution
- Step 1: Write the proportion equation
1,502,515.28 : 2,253,855 = 380,594 : x - Step 2: Convert to fraction form
1,502,515.28/2,253,855 = 380,594/x - Step 3: Cross multiply
1,502,515.28x = 2,253,855 × 380,594 - Step 4: Simplify right side
1,502,515.28x = 857,803,689,870 - Step 5: Solve for x
x = 857,803,689,870/1,502,515.28 - Step 6: Final answer
x = 570,911.79
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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.