Finding the Fourth Proportional to 4,256,553.80, 6,384,830.70 and 2,017,065.80
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Solution
The fourth proportional to 4,256,553.80, 6,384,830.70 and 2,017,065.80 is: 3,025,598.70
Step by Step Solution
- Step 1: Write the proportion equation
4,256,553.80 : 6,384,830.70 = 2,017,065.80 : x - Step 2: Convert to fraction form
4,256,553.80/6,384,830.70 = 2,017,065.80/x - Step 3: Cross multiply
4,256,553.80x = 6,384,830.70 × 2,017,065.80 - Step 4: Simplify right side
4,256,553.80x = 12,878,623,643,760.06 - Step 5: Solve for x
x = 12,878,623,643,760.06/4,256,553.80 - Step 6: Final answer
x = 3,025,598.70
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1.5x scale
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.