Finding the Fourth Proportional to 1,396,430.03, 2,094,809.09 and 497,999.50
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Solution
The fourth proportional to 1,396,430.03, 2,094,809.09 and 497,999.50 is: 747,057.75
Step by Step Solution
- Step 1: Write the proportion equation
1,396,430.03 : 2,094,809.09 = 497,999.50 : x - Step 2: Convert to fraction form
1,396,430.03/2,094,809.09 = 497,999.50/x - Step 3: Cross multiply
1,396,430.03x = 2,094,809.09 × 497,999.50 - Step 4: Simplify right side
1,396,430.03x = 1,043,213,870,186.41 - Step 5: Solve for x
x = 1,043,213,870,186.41/1,396,430.03 - Step 6: Final answer
x = 747,057.75
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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.