Finding the Fourth Proportional to 2,203,426.84, 3,039,969.68 and 1,236,422.92
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Solution
The fourth proportional to 2,203,426.84, 3,039,969.68 and 1,236,422.92 is: 1,705,837.53
Step by Step Solution
- Step 1: Write the proportion equation
2,203,426.84 : 3,039,969.68 = 1,236,422.92 : x - Step 2: Convert to fraction form
2,203,426.84/3,039,969.68 = 1,236,422.92/x - Step 3: Cross multiply
2,203,426.84x = 3,039,969.68 × 1,236,422.92 - Step 4: Simplify right side
2,203,426.84x = 3,758,688,188,457.07 - Step 5: Solve for x
x = 3,758,688,188,457.07/2,203,426.84 - Step 6: Final answer
x = 1,705,837.53
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1.5x scale
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.