Finding the Fourth Proportional to 2,550,399.24, 3,519,283.05 and 1,447,479.75
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Solution
The fourth proportional to 2,550,399.24, 3,519,283.05 and 1,447,479.75 is: 1,997,370.01
Step by Step Solution
- Step 1: Write the proportion equation
2,550,399.24 : 3,519,283.05 = 1,447,479.75 : x - Step 2: Convert to fraction form
2,550,399.24/3,519,283.05 = 1,447,479.75/x - Step 3: Cross multiply
2,550,399.24x = 3,519,283.05 × 1,447,479.75 - Step 4: Simplify right side
2,550,399.24x = 5,094,090,949,393.24 - Step 5: Solve for x
x = 5,094,090,949,393.24/2,550,399.24 - Step 6: Final answer
x = 1,997,370.01
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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.