Finding the Fourth Proportional to 1,575,324.32, 2,173,660.80 and 886,889.12
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Solution
The fourth proportional to 1,575,324.32, 2,173,660.80 and 886,889.12 is: 1,223,745.54
Step by Step Solution
- Step 1: Write the proportion equation
1,575,324.32 : 2,173,660.80 = 886,889.12 : x - Step 2: Convert to fraction form
1,575,324.32/2,173,660.80 = 886,889.12/x - Step 3: Cross multiply
1,575,324.32x = 2,173,660.80 × 886,889.12 - Step 4: Simplify right side
1,575,324.32x = 1,927,796,114,090.50 - Step 5: Solve for x
x = 1,927,796,114,090.50/1,575,324.32 - Step 6: Final answer
x = 1,223,745.54
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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.