Finding the Fourth Proportional to 1,195,415.84, 1,649,625.76 and 651,540
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Solution
The fourth proportional to 1,195,415.84, 1,649,625.76 and 651,540 is: 899,098.98
Step by Step Solution
- Step 1: Write the proportion equation
1,195,415.84 : 1,649,625.76 = 651,540 : x - Step 2: Convert to fraction form
1,195,415.84/1,649,625.76 = 651,540/x - Step 3: Cross multiply
1,195,415.84x = 1,649,625.76 × 651,540 - Step 4: Simplify right side
1,195,415.84x = 1,074,797,167,670.40 - Step 5: Solve for x
x = 1,074,797,167,670.40/1,195,415.84 - Step 6: Final answer
x = 899,098.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.