Finding the Fourth Proportional to 4,869,903.29, 7,305,851.24 and 1,674,614.48
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Solution
The fourth proportional to 4,869,903.29, 7,305,851.24 and 1,674,614.48 is: 2,512,264.32
Step by Step Solution
- Step 1: Write the proportion equation
4,869,903.29 : 7,305,851.24 = 1,674,614.48 : x - Step 2: Convert to fraction form
4,869,903.29/7,305,851.24 = 1,674,614.48/x - Step 3: Cross multiply
4,869,903.29x = 7,305,851.24 × 1,674,614.48 - Step 4: Simplify right side
4,869,903.29x = 12,234,484,266,856.88 - Step 5: Solve for x
x = 12,234,484,266,856.88/4,869,903.29 - Step 6: Final answer
x = 2,512,264.32
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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.