Finding the Fourth Proportional to 3,586,056.99, 4,948,614.27 and 1,954,429.23
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Solution
The fourth proportional to 3,586,056.99, 4,948,614.27 and 1,954,429.23 is: 2,697,033.66
Step by Step Solution
- Step 1: Write the proportion equation
3,586,056.99 : 4,948,614.27 = 1,954,429.23 : x - Step 2: Convert to fraction form
3,586,056.99/4,948,614.27 = 1,954,429.23/x - Step 3: Cross multiply
3,586,056.99x = 4,948,614.27 × 1,954,429.23 - Step 4: Simplify right side
3,586,056.99x = 9,671,716,395,840.41 - Step 5: Solve for x
x = 9,671,716,395,840.41/3,586,056.99 - Step 6: Final answer
x = 2,697,033.66
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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.