Finding the Fourth Proportional to 1,696,621.72, 2,544,866.10 and 574,690.68
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Solution
The fourth proportional to 1,696,621.72, 2,544,866.10 and 574,690.68 is: 862,013.50
Step by Step Solution
- Step 1: Write the proportion equation
1,696,621.72 : 2,544,866.10 = 574,690.68 : x - Step 2: Convert to fraction form
1,696,621.72/2,544,866.10 = 574,690.68/x - Step 3: Cross multiply
1,696,621.72x = 2,544,866.10 × 574,690.68 - Step 4: Simplify right side
1,696,621.72x = 1,462,510,829,517.95 - Step 5: Solve for x
x = 1,462,510,829,517.95/1,696,621.72 - Step 6: Final answer
x = 862,013.50
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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.