Finding the Fourth Proportional to 1,337,127.96, 1,845,225.75 and 725,279.19
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Solution
The fourth proportional to 1,337,127.96, 1,845,225.75 and 725,279.19 is: 1,000,879.41
Step by Step Solution
- Step 1: Write the proportion equation
1,337,127.96 : 1,845,225.75 = 725,279.19 : x - Step 2: Convert to fraction form
1,337,127.96/1,845,225.75 = 725,279.19/x - Step 3: Cross multiply
1,337,127.96x = 1,845,225.75 × 725,279.19 - Step 4: Simplify right side
1,337,127.96x = 1,338,303,837,327.14 - Step 5: Solve for x
x = 1,338,303,837,327.14/1,337,127.96 - Step 6: Final answer
x = 1,000,879.41
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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.