Finding the Fourth Proportional to 4,116,661.60, 6,174,409.20 and 1,277,060.80
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Solution
The fourth proportional to 4,116,661.60, 6,174,409.20 and 1,277,060.80 is: 1,915,410.28
Step by Step Solution
- Step 1: Write the proportion equation
4,116,661.60 : 6,174,409.20 = 1,277,060.80 : x - Step 2: Convert to fraction form
4,116,661.60/6,174,409.20 = 1,277,060.80/x - Step 3: Cross multiply
4,116,661.60x = 6,174,409.20 × 1,277,060.80 - Step 4: Simplify right side
4,116,661.60x = 7,885,095,952,479.36 - Step 5: Solve for x
x = 7,885,095,952,479.36/4,116,661.60 - Step 6: Final answer
x = 1,915,410.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.