Finding the Fourth Proportional to 1,622,359.68, 2,432,295.36 and 991,570.56
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Solution
The fourth proportional to 1,622,359.68, 2,432,295.36 and 991,570.56 is: 1,486,595.42
Step by Step Solution
- Step 1: Write the proportion equation
1,622,359.68 : 2,432,295.36 = 991,570.56 : x - Step 2: Convert to fraction form
1,622,359.68/2,432,295.36 = 991,570.56/x - Step 3: Cross multiply
1,622,359.68x = 2,432,295.36 × 991,570.56 - Step 4: Simplify right side
1,622,359.68x = 2,411,792,472,200.60 - Step 5: Solve for x
x = 2,411,792,472,200.60/1,622,359.68 - Step 6: Final answer
x = 1,486,595.42
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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.