Finding the Fourth Proportional to 1,642,803.36, 2,464,203.48 and 618,324.96
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Solution
The fourth proportional to 1,642,803.36, 2,464,203.48 and 618,324.96 is: 927,486.85
Step by Step Solution
- Step 1: Write the proportion equation
1,642,803.36 : 2,464,203.48 = 618,324.96 : x - Step 2: Convert to fraction form
1,642,803.36/2,464,203.48 = 618,324.96/x - Step 3: Cross multiply
1,642,803.36x = 2,464,203.48 × 618,324.96 - Step 4: Simplify right side
1,642,803.36x = 1,523,678,518,202.86 - Step 5: Solve for x
x = 1,523,678,518,202.86/1,642,803.36 - Step 6: Final answer
x = 927,486.85
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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.