Finding the Fourth Proportional to 1,474,342.24, 2,034,657.80 and 829,804.20
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Solution
The fourth proportional to 1,474,342.24, 2,034,657.80 and 829,804.20 is: 1,145,166.67
Step by Step Solution
- Step 1: Write the proportion equation
1,474,342.24 : 2,034,657.80 = 829,804.20 : x - Step 2: Convert to fraction form
1,474,342.24/2,034,657.80 = 829,804.20/x - Step 3: Cross multiply
1,474,342.24x = 2,034,657.80 × 829,804.20 - Step 4: Simplify right side
1,474,342.24x = 1,688,367,588,002.76 - Step 5: Solve for x
x = 1,688,367,588,002.76/1,474,342.24 - Step 6: Final answer
x = 1,145,166.67
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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.