Finding the Fourth Proportional to 2,266,767.72, 3,128,134.53 and 1,234,259.49
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Solution
The fourth proportional to 2,266,767.72, 3,128,134.53 and 1,234,259.49 is: 1,703,275.42
Step by Step Solution
- Step 1: Write the proportion equation
2,266,767.72 : 3,128,134.53 = 1,234,259.49 : x - Step 2: Convert to fraction form
2,266,767.72/3,128,134.53 = 1,234,259.49/x - Step 3: Cross multiply
2,266,767.72x = 3,128,134.53 × 1,234,259.49 - Step 4: Simplify right side
2,266,767.72x = 3,860,929,729,649.19 - Step 5: Solve for x
x = 3,860,929,729,649.19/2,266,767.72 - Step 6: Final answer
x = 1,703,275.42
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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.