Finding the Fourth Proportional to 2,888,397.92, 3,986,113.58 and 1,599,238.24
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Solution
The fourth proportional to 2,888,397.92, 3,986,113.58 and 1,599,238.24 is: 2,207,017.67
Step by Step Solution
- Step 1: Write the proportion equation
2,888,397.92 : 3,986,113.58 = 1,599,238.24 : x - Step 2: Convert to fraction form
2,888,397.92/3,986,113.58 = 1,599,238.24/x - Step 3: Cross multiply
2,888,397.92x = 3,986,113.58 × 1,599,238.24 - Step 4: Simplify right side
2,888,397.92x = 6,374,745,256,154.02 - Step 5: Solve for x
x = 6,374,745,256,154.02/2,888,397.92 - Step 6: Final answer
x = 2,207,017.67
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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.