Finding the Fourth Proportional to 4,154,753.80, 6,232,130.70 and 1,915,265.80
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Solution
The fourth proportional to 4,154,753.80, 6,232,130.70 and 1,915,265.80 is: 2,872,898.70
Step by Step Solution
- Step 1: Write the proportion equation
4,154,753.80 : 6,232,130.70 = 1,915,265.80 : x - Step 2: Convert to fraction form
4,154,753.80/6,232,130.70 = 1,915,265.80/x - Step 3: Cross multiply
4,154,753.80x = 6,232,130.70 × 1,915,265.80 - Step 4: Simplify right side
4,154,753.80x = 11,936,186,790,840.06 - Step 5: Solve for x
x = 11,936,186,790,840.06/4,154,753.80 - Step 6: Final answer
x = 2,872,898.70
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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.