Finding the Fourth Proportional to 1,313,882.59, 1,813,162.98 and 733,130.19
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Solution
The fourth proportional to 1,313,882.59, 1,813,162.98 and 733,130.19 is: 1,011,722.47
Step by Step Solution
- Step 1: Write the proportion equation
1,313,882.59 : 1,813,162.98 = 733,130.19 : x - Step 2: Convert to fraction form
1,313,882.59/1,813,162.98 = 733,130.19/x - Step 3: Cross multiply
1,313,882.59x = 1,813,162.98 × 733,130.19 - Step 4: Simplify right side
1,313,882.59x = 1,329,284,529,395.96 - Step 5: Solve for x
x = 1,329,284,529,395.96/1,313,882.59 - Step 6: Final answer
x = 1,011,722.47
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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.