Finding the Fourth Proportional to 1,962,970.84, 2,944,451.76 and 615,236.14
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Solution
The fourth proportional to 1,962,970.84, 2,944,451.76 and 615,236.14 is: 922,852.80
Step by Step Solution
- Step 1: Write the proportion equation
1,962,970.84 : 2,944,451.76 = 615,236.14 : x - Step 2: Convert to fraction form
1,962,970.84/2,944,451.76 = 615,236.14/x - Step 3: Cross multiply
1,962,970.84x = 2,944,451.76 × 615,236.14 - Step 4: Simplify right side
1,962,970.84x = 1,811,533,135,238.61 - Step 5: Solve for x
x = 1,811,533,135,238.61/1,962,970.84 - Step 6: Final answer
x = 922,852.80
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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.