Finding the Fourth Proportional to 1,206,331.95, 1,806,741.09 and 575,688.63
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Solution
The fourth proportional to 1,206,331.95, 1,806,741.09 and 575,688.63 is: 862,217.32
Step by Step Solution
- Step 1: Write the proportion equation
1,206,331.95 : 1,806,741.09 = 575,688.63 : x - Step 2: Convert to fraction form
1,206,331.95/1,806,741.09 = 575,688.63/x - Step 3: Cross multiply
1,206,331.95x = 1,806,741.09 × 575,688.63 - Step 4: Simplify right side
1,206,331.95x = 1,040,120,302,866.81 - Step 5: Solve for x
x = 1,040,120,302,866.81/1,206,331.95 - Step 6: Final answer
x = 862,217.32
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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.