Finding the Fourth Proportional to 1,542,456.12, 2,312,267.33 and 531,337.73
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Solution
The fourth proportional to 1,542,456.12, 2,312,267.33 and 531,337.73 is: 796,518.52
Step by Step Solution
- Step 1: Write the proportion equation
1,542,456.12 : 2,312,267.33 = 531,337.73 : x - Step 2: Convert to fraction form
1,542,456.12/2,312,267.33 = 531,337.73/x - Step 3: Cross multiply
1,542,456.12x = 2,312,267.33 × 531,337.73 - Step 4: Simplify right side
1,542,456.12x = 1,228,594,860,057.34 - Step 5: Solve for x
x = 1,228,594,860,057.34/1,542,456.12 - Step 6: Final answer
x = 796,518.52
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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.