Finding the Fourth Proportional to 1,650,913.44, 2,475,954.36 and 639,687.84
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Solution
The fourth proportional to 1,650,913.44, 2,475,954.36 and 639,687.84 is: 959,370.65
Step by Step Solution
- Step 1: Write the proportion equation
1,650,913.44 : 2,475,954.36 = 639,687.84 : x - Step 2: Convert to fraction form
1,650,913.44/2,475,954.36 = 639,687.84/x - Step 3: Cross multiply
1,650,913.44x = 2,475,954.36 × 639,687.84 - Step 4: Simplify right side
1,650,913.44x = 1,583,837,896,486.98 - Step 5: Solve for x
x = 1,583,837,896,486.98/1,650,913.44 - Step 6: Final answer
x = 959,370.65
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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.