Finding the Fourth Proportional to 4,259,542.28, 5,878,145.09 and 2,325,789.02
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Solution
The fourth proportional to 4,259,542.28, 5,878,145.09 and 2,325,789.02 is: 3,209,576.14
Step by Step Solution
- Step 1: Write the proportion equation
4,259,542.28 : 5,878,145.09 = 2,325,789.02 : x - Step 2: Convert to fraction form
4,259,542.28/5,878,145.09 = 2,325,789.02/x - Step 3: Cross multiply
4,259,542.28x = 5,878,145.09 × 2,325,789.02 - Step 4: Simplify right side
4,259,542.28x = 13,671,325,267,269.24 - Step 5: Solve for x
x = 13,671,325,267,269.24/4,259,542.28 - Step 6: Final answer
x = 3,209,576.14
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.