Finding the Fourth Proportional to 1,639,959.59, 2,460,649.88 and 880,915.49
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Solution
The fourth proportional to 1,639,959.59, 2,460,649.88 and 880,915.49 is: 1,321,754.88
Step by Step Solution
- Step 1: Write the proportion equation
1,639,959.59 : 2,460,649.88 = 880,915.49 : x - Step 2: Convert to fraction form
1,639,959.59/2,460,649.88 = 880,915.49/x - Step 3: Cross multiply
1,639,959.59x = 2,460,649.88 × 880,915.49 - Step 4: Simplify right side
1,639,959.59x = 2,167,624,590,354.06 - Step 5: Solve for x
x = 2,167,624,590,354.06/1,639,959.59 - Step 6: Final answer
x = 1,321,754.88
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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.