Finding the Fourth Proportional to 2,106,153.68, 2,903,469 and 1,501,491.92
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Solution
The fourth proportional to 2,106,153.68, 2,903,469 and 1,501,491.92 is: 2,069,903.68
Step by Step Solution
- Step 1: Write the proportion equation
2,106,153.68 : 2,903,469 = 1,501,491.92 : x - Step 2: Convert to fraction form
2,106,153.68/2,903,469 = 1,501,491.92/x - Step 3: Cross multiply
2,106,153.68x = 2,903,469 × 1,501,491.92 - Step 4: Simplify right side
2,106,153.68x = 4,359,535,243,470.48 - Step 5: Solve for x
x = 4,359,535,243,470.48/2,106,153.68 - Step 6: Final answer
x = 2,069,903.68
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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.