Finding the Fourth Proportional to 1,679,045.76, 2,517,827.49 and 480,696.12
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Solution
The fourth proportional to 1,679,045.76, 2,517,827.49 and 480,696.12 is: 720,832.00
Step by Step Solution
- Step 1: Write the proportion equation
1,679,045.76 : 2,517,827.49 = 480,696.12 : x - Step 2: Convert to fraction form
1,679,045.76/2,517,827.49 = 480,696.12/x - Step 3: Cross multiply
1,679,045.76x = 2,517,827.49 × 480,696.12 - Step 4: Simplify right side
1,679,045.76x = 1,210,309,905,272.34 - Step 5: Solve for x
x = 1,210,309,905,272.34/1,679,045.76 - Step 6: Final answer
x = 720,832.00
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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.