Finding the Fourth Proportional to 1,962,350.12, 2,943,525.22 and 614,618.21
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Solution
The fourth proportional to 1,962,350.12, 2,943,525.22 and 614,618.21 is: 921,927.32
Step by Step Solution
- Step 1: Write the proportion equation
1,962,350.12 : 2,943,525.22 = 614,618.21 : x - Step 2: Convert to fraction form
1,962,350.12/2,943,525.22 = 614,618.21/x - Step 3: Cross multiply
1,962,350.12x = 2,943,525.22 × 614,618.21 - Step 4: Simplify right side
1,962,350.12x = 1,809,144,187,088.63 - Step 5: Solve for x
x = 1,809,144,187,088.63/1,962,350.12 - Step 6: Final answer
x = 921,927.32
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1.5x scale
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.