Finding the Fourth Proportional to 6,242,406.13, 9,363,609.19 and 1,754,682.13
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Solution
The fourth proportional to 6,242,406.13, 9,363,609.19 and 1,754,682.13 is: 2,632,023.19
Step by Step Solution
- Step 1: Write the proportion equation
6,242,406.13 : 9,363,609.19 = 1,754,682.13 : x - Step 2: Convert to fraction form
6,242,406.13/9,363,609.19 = 1,754,682.13/x - Step 3: Cross multiply
6,242,406.13x = 9,363,609.19 × 1,754,682.13 - Step 4: Simplify right side
6,242,406.13x = 16,430,157,717,996.77 - Step 5: Solve for x
x = 16,430,157,717,996.77/6,242,406.13 - Step 6: Final answer
x = 2,632,023.19
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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.