Finding the Fourth Proportional to 1,133,768.99, 1,564,542.15 and 704,039.96
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Solution
The fourth proportional to 1,133,768.99, 1,564,542.15 and 704,039.96 is: 971,538.47
Step by Step Solution
- Step 1: Write the proportion equation
1,133,768.99 : 1,564,542.15 = 704,039.96 : x - Step 2: Convert to fraction form
1,133,768.99/1,564,542.15 = 704,039.96/x - Step 3: Cross multiply
1,133,768.99x = 1,564,542.15 × 704,039.96 - Step 4: Simplify right side
1,133,768.99x = 1,101,500,190,553.06 - Step 5: Solve for x
x = 1,101,500,190,553.06/1,133,768.99 - Step 6: Final answer
x = 971,538.47
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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.