Finding the Fourth Proportional to 1,074,937.99, 1,484,026.28 and 712,850.68
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Solution
The fourth proportional to 1,074,937.99, 1,484,026.28 and 712,850.68 is: 984,139.69
Step by Step Solution
- Step 1: Write the proportion equation
1,074,937.99 : 1,484,026.28 = 712,850.68 : x - Step 2: Convert to fraction form
1,074,937.99/1,484,026.28 = 712,850.68/x - Step 3: Cross multiply
1,074,937.99x = 1,484,026.28 × 712,850.68 - Step 4: Simplify right side
1,074,937.99x = 1,057,889,142,835.87 - Step 5: Solve for x
x = 1,057,889,142,835.87/1,074,937.99 - Step 6: Final answer
x = 984,139.69
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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.