Finding the Fourth Proportional to 5,092,769.60, 7,639,043.42 and 2,395,599.80
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Solution
The fourth proportional to 5,092,769.60, 7,639,043.42 and 2,395,599.80 is: 3,593,347.50
Step by Step Solution
- Step 1: Write the proportion equation
5,092,769.60 : 7,639,043.42 = 2,395,599.80 : x - Step 2: Convert to fraction form
5,092,769.60/7,639,043.42 = 2,395,599.80/x - Step 3: Cross multiply
5,092,769.60x = 7,639,043.42 × 2,395,599.80 - Step 4: Simplify right side
5,092,769.60x = 18,300,090,889,143.31 - Step 5: Solve for x
x = 18,300,090,889,143.31/5,092,769.60 - Step 6: Final answer
x = 3,593,347.50
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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.