Finding the Fourth Proportional to 1,503,525.62, 2,257,212.98 and 1,291,649.06
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Solution
The fourth proportional to 1,503,525.62, 2,257,212.98 and 1,291,649.06 is: 1,939,126.93
Step by Step Solution
- Step 1: Write the proportion equation
1,503,525.62 : 2,257,212.98 = 1,291,649.06 : x - Step 2: Convert to fraction form
1,503,525.62/2,257,212.98 = 1,291,649.06/x - Step 3: Cross multiply
1,503,525.62x = 2,257,212.98 × 1,291,649.06 - Step 4: Simplify right side
1,503,525.62x = 2,915,527,023,836.80 - Step 5: Solve for x
x = 2,915,527,023,836.80/1,503,525.62 - Step 6: Final answer
x = 1,939,126.93
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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.