Finding the Fourth Proportional to 2,968,686.12, 4,096,794.76 and 1,610,559.12
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Solution
The fourth proportional to 2,968,686.12, 4,096,794.76 and 1,610,559.12 is: 2,222,575.88
Step by Step Solution
- Step 1: Write the proportion equation
2,968,686.12 : 4,096,794.76 = 1,610,559.12 : x - Step 2: Convert to fraction form
2,968,686.12/4,096,794.76 = 1,610,559.12/x - Step 3: Cross multiply
2,968,686.12x = 4,096,794.76 × 1,610,559.12 - Step 4: Simplify right side
2,968,686.12x = 6,598,130,163,486.21 - Step 5: Solve for x
x = 6,598,130,163,486.21/2,968,686.12 - Step 6: Final answer
x = 2,222,575.88
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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.