Finding the Fourth Proportional to 5,778,165.30, 8,661,027.15 and 2,182,542.90
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Solution
The fourth proportional to 5,778,165.30, 8,661,027.15 and 2,182,542.90 is: 3,271,464.61
Step by Step Solution
- Step 1: Write the proportion equation
5,778,165.30 : 8,661,027.15 = 2,182,542.90 : x - Step 2: Convert to fraction form
5,778,165.30/8,661,027.15 = 2,182,542.90/x - Step 3: Cross multiply
5,778,165.30x = 8,661,027.15 × 2,182,542.90 - Step 4: Simplify right side
5,778,165.30x = 18,903,063,312,939.73 - Step 5: Solve for x
x = 18,903,063,312,939.73/5,778,165.30 - Step 6: Final answer
x = 3,271,464.61
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1.5x scale
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.