Finding the Fourth Proportional to 1,085,619.24, 1,497,975.12 and 602,107.56
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Solution
The fourth proportional to 1,085,619.24, 1,497,975.12 and 602,107.56 is: 830,808.92
Step by Step Solution
- Step 1: Write the proportion equation
1,085,619.24 : 1,497,975.12 = 602,107.56 : x - Step 2: Convert to fraction form
1,085,619.24/1,497,975.12 = 602,107.56/x - Step 3: Cross multiply
1,085,619.24x = 1,497,975.12 × 602,107.56 - Step 4: Simplify right side
1,085,619.24x = 901,942,144,443.91 - Step 5: Solve for x
x = 901,942,144,443.91/1,085,619.24 - Step 6: Final answer
x = 830,808.92
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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.