Finding the Fourth Proportional to 2,888,809.96, 3,986,508.73 and 1,599,622.67
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Solution
The fourth proportional to 2,888,809.96, 3,986,508.73 and 1,599,622.67 is: 2,207,452.14
Step by Step Solution
- Step 1: Write the proportion equation
2,888,809.96 : 3,986,508.73 = 1,599,622.67 : x - Step 2: Convert to fraction form
2,888,809.96/3,986,508.73 = 1,599,622.67/x - Step 3: Cross multiply
2,888,809.96x = 3,986,508.73 × 1,599,622.67 - Step 4: Simplify right side
2,888,809.96x = 6,376,909,713,973.68 - Step 5: Solve for x
x = 6,376,909,713,973.68/2,888,809.96 - Step 6: Final answer
x = 2,207,452.14
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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.