Finding the Fourth Proportional to 1,302,918.93, 1,954,639.53 and 450,021.87
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Solution
The fourth proportional to 1,302,918.93, 1,954,639.53 and 450,021.87 is: 675,123.00
Step by Step Solution
- Step 1: Write the proportion equation
1,302,918.93 : 1,954,639.53 = 450,021.87 : x - Step 2: Convert to fraction form
1,302,918.93/1,954,639.53 = 450,021.87/x - Step 3: Cross multiply
1,302,918.93x = 1,954,639.53 × 450,021.87 - Step 4: Simplify right side
1,302,918.93x = 879,630,536,466.52 - Step 5: Solve for x
x = 879,630,536,466.52/1,302,918.93 - Step 6: Final answer
x = 675,123.00
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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.