Finding the Fourth Proportional to 4,948,407.54, 7,422,341.58 and 1,353,915.18
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Solution
The fourth proportional to 4,948,407.54, 7,422,341.58 and 1,353,915.18 is: 2,030,798.97
Step by Step Solution
- Step 1: Write the proportion equation
4,948,407.54 : 7,422,341.58 = 1,353,915.18 : x - Step 2: Convert to fraction form
4,948,407.54/7,422,341.58 = 1,353,915.18/x - Step 3: Cross multiply
4,948,407.54x = 7,422,341.58 × 1,353,915.18 - Step 4: Simplify right side
4,948,407.54x = 10,049,220,936,307.18 - Step 5: Solve for x
x = 10,049,220,936,307.18/4,948,407.54 - Step 6: Final answer
x = 2,030,798.97
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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.