Finding the Fourth Proportional to 1,309,291.62, 1,806,893.91 and 736,365.66
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Solution
The fourth proportional to 1,309,291.62, 1,806,893.91 and 736,365.66 is: 1,016,224.81
Step by Step Solution
- Step 1: Write the proportion equation
1,309,291.62 : 1,806,893.91 = 736,365.66 : x - Step 2: Convert to fraction form
1,309,291.62/1,806,893.91 = 736,365.66/x - Step 3: Cross multiply
1,309,291.62x = 1,806,893.91 × 736,365.66 - Step 4: Simplify right side
1,309,291.62x = 1,330,534,626,587.13 - Step 5: Solve for x
x = 1,330,534,626,587.13/1,309,291.62 - Step 6: Final answer
x = 1,016,224.81
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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.