Finding the Fourth Proportional to 1,618,848.96, 2,234,029.60 and 893,697.12
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Solution
The fourth proportional to 1,618,848.96, 2,234,029.60 and 893,697.12 is: 1,233,311.98
Step by Step Solution
- Step 1: Write the proportion equation
1,618,848.96 : 2,234,029.60 = 893,697.12 : x - Step 2: Convert to fraction form
1,618,848.96/2,234,029.60 = 893,697.12/x - Step 3: Cross multiply
1,618,848.96x = 2,234,029.60 × 893,697.12 - Step 4: Simplify right side
1,618,848.96x = 1,996,545,819,514.75 - Step 5: Solve for x
x = 1,996,545,819,514.75/1,618,848.96 - Step 6: Final answer
x = 1,233,311.98
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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.