Finding the Fourth Proportional to 1,213,353.93, 1,674,463.47 and 669,524.74
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Solution
The fourth proportional to 1,213,353.93, 1,674,463.47 and 669,524.74 is: 923,963.48
Step by Step Solution
- Step 1: Write the proportion equation
1,213,353.93 : 1,674,463.47 = 669,524.74 : x - Step 2: Convert to fraction form
1,213,353.93/1,674,463.47 = 669,524.74/x - Step 3: Cross multiply
1,213,353.93x = 1,674,463.47 × 669,524.74 - Step 4: Simplify right side
1,213,353.93x = 1,121,094,721,169.88 - Step 5: Solve for x
x = 1,121,094,721,169.88/1,213,353.93 - Step 6: Final answer
x = 923,963.48
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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.