Finding the Fourth Proportional to 3,650,436.21, 5,475,235.95 and 955,021.53
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Solution
The fourth proportional to 3,650,436.21, 5,475,235.95 and 955,021.53 is: 1,432,422.84
Step by Step Solution
- Step 1: Write the proportion equation
3,650,436.21 : 5,475,235.95 = 955,021.53 : x - Step 2: Convert to fraction form
3,650,436.21/5,475,235.95 = 955,021.53/x - Step 3: Cross multiply
3,650,436.21x = 5,475,235.95 × 955,021.53 - Step 4: Simplify right side
3,650,436.21x = 5,228,968,214,080.00 - Step 5: Solve for x
x = 5,228,968,214,080.00/3,650,436.21 - Step 6: Final answer
x = 1,432,422.84
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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.