Finding the Fourth Proportional to 1,001,277.99, 1,501,750.71 and 361,458.99
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Solution
The fourth proportional to 1,001,277.99, 1,501,750.71 and 361,458.99 is: 542,128.46
Step by Step Solution
- Step 1: Write the proportion equation
1,001,277.99 : 1,501,750.71 = 361,458.99 : x - Step 2: Convert to fraction form
1,001,277.99/1,501,750.71 = 361,458.99/x - Step 3: Cross multiply
1,001,277.99x = 1,501,750.71 × 361,458.99 - Step 4: Simplify right side
1,001,277.99x = 542,821,294,868.38 - Step 5: Solve for x
x = 542,821,294,868.38/1,001,277.99 - Step 6: Final answer
x = 542,128.46
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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.