Finding the Fourth Proportional to 1,556,023.60, 2,334,349.86 and 657,467.92
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Solution
The fourth proportional to 1,556,023.60, 2,334,349.86 and 657,467.92 is: 986,334.75
Step by Step Solution
- Step 1: Write the proportion equation
1,556,023.60 : 2,334,349.86 = 657,467.92 : x - Step 2: Convert to fraction form
1,556,023.60/2,334,349.86 = 657,467.92/x - Step 3: Cross multiply
1,556,023.60x = 2,334,349.86 × 657,467.92 - Step 4: Simplify right side
1,556,023.60x = 1,534,760,147,006.49 - Step 5: Solve for x
x = 1,534,760,147,006.49/1,556,023.60 - Step 6: Final answer
x = 986,334.75
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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.