Finding the Fourth Proportional to 1,177,238.84, 1,624,620.72 and 661,033.94
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Solution
The fourth proportional to 1,177,238.84, 1,624,620.72 and 661,033.94 is: 912,244.31
Step by Step Solution
- Step 1: Write the proportion equation
1,177,238.84 : 1,624,620.72 = 661,033.94 : x - Step 2: Convert to fraction form
1,177,238.84/1,624,620.72 = 661,033.94/x - Step 3: Cross multiply
1,177,238.84x = 1,624,620.72 × 661,033.94 - Step 4: Simplify right side
1,177,238.84x = 1,073,929,435,547.24 - Step 5: Solve for x
x = 1,073,929,435,547.24/1,177,238.84 - Step 6: Final answer
x = 912,244.31
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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.