Finding the Fourth Proportional to 1,276,041.99, 1,760,977.80 and 732,277.23
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Solution
The fourth proportional to 1,276,041.99, 1,760,977.80 and 732,277.23 is: 1,010,565.45
Step by Step Solution
- Step 1: Write the proportion equation
1,276,041.99 : 1,760,977.80 = 732,277.23 : x - Step 2: Convert to fraction form
1,276,041.99/1,760,977.80 = 732,277.23/x - Step 3: Cross multiply
1,276,041.99x = 1,760,977.80 × 732,277.23 - Step 4: Simplify right side
1,276,041.99x = 1,289,523,945,475.49 - Step 5: Solve for x
x = 1,289,523,945,475.49/1,276,041.99 - Step 6: Final answer
x = 1,010,565.45
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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.