Finding the Fourth Proportional to 2,452,828.74, 3,384,903.71 and 1,365,357.21
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Solution
The fourth proportional to 2,452,828.74, 3,384,903.71 and 1,365,357.21 is: 1,884,192.98
Step by Step Solution
- Step 1: Write the proportion equation
2,452,828.74 : 3,384,903.71 = 1,365,357.21 : x - Step 2: Convert to fraction form
2,452,828.74/3,384,903.71 = 1,365,357.21/x - Step 3: Cross multiply
2,452,828.74x = 3,384,903.71 × 1,365,357.21 - Step 4: Simplify right side
2,452,828.74x = 4,621,602,685,604.25 - Step 5: Solve for x
x = 4,621,602,685,604.25/2,452,828.74 - Step 6: Final answer
x = 1,884,192.98
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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.