Finding the Fourth Proportional to 1,627,415.84, 2,440,790.16 and 616,188.92
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Solution
The fourth proportional to 1,627,415.84, 2,440,790.16 and 616,188.92 is: 924,157.07
Step by Step Solution
- Step 1: Write the proportion equation
1,627,415.84 : 2,440,790.16 = 616,188.92 : x - Step 2: Convert to fraction form
1,627,415.84/2,440,790.16 = 616,188.92/x - Step 3: Cross multiply
1,627,415.84x = 2,440,790.16 × 616,188.92 - Step 4: Simplify right side
1,627,415.84x = 1,503,987,852,637.03 - Step 5: Solve for x
x = 1,503,987,852,637.03/1,627,415.84 - Step 6: Final answer
x = 924,157.07
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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.