Finding the Fourth Proportional to 2,415,512.88, 3,623,284.76 and 709,649.20
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Solution
The fourth proportional to 2,415,512.88, 3,623,284.76 and 709,649.20 is: 1,064,478.34
Step by Step Solution
- Step 1: Write the proportion equation
2,415,512.88 : 3,623,284.76 = 709,649.20 : x - Step 2: Convert to fraction form
2,415,512.88/3,623,284.76 = 709,649.20/x - Step 3: Cross multiply
2,415,512.88x = 3,623,284.76 × 709,649.20 - Step 4: Simplify right side
2,415,512.88x = 2,571,261,131,306.19 - Step 5: Solve for x
x = 2,571,261,131,306.19/2,415,512.88 - Step 6: Final answer
x = 1,064,478.34
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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.