Finding the Fourth Proportional to 5,126,037.60, 7,683,807.60 and 2,995,024.80
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Solution
The fourth proportional to 5,126,037.60, 7,683,807.60 and 2,995,024.80 is: 4,489,470.45
Step by Step Solution
- Step 1: Write the proportion equation
5,126,037.60 : 7,683,807.60 = 2,995,024.80 : x - Step 2: Convert to fraction form
5,126,037.60/7,683,807.60 = 2,995,024.80/x - Step 3: Cross multiply
5,126,037.60x = 7,683,807.60 × 2,995,024.80 - Step 4: Simplify right side
5,126,037.60x = 23,013,194,320,428.48 - Step 5: Solve for x
x = 23,013,194,320,428.48/5,126,037.60 - Step 6: Final answer
x = 4,489,470.45
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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.