Finding the Fourth Proportional to 3,637,199.28, 5,457,372.36 and 1,952,335.92
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Solution
The fourth proportional to 3,637,199.28, 5,457,372.36 and 1,952,335.92 is: 2,929,348.45
Step by Step Solution
- Step 1: Write the proportion equation
3,637,199.28 : 5,457,372.36 = 1,952,335.92 : x - Step 2: Convert to fraction form
3,637,199.28/5,457,372.36 = 1,952,335.92/x - Step 3: Cross multiply
3,637,199.28x = 5,457,372.36 × 1,952,335.92 - Step 4: Simplify right side
3,637,199.28x = 10,654,624,087,243.17 - Step 5: Solve for x
x = 10,654,624,087,243.17/3,637,199.28 - Step 6: Final answer
x = 2,929,348.45
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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.