Finding the Fourth Proportional to 2,968,809.74, 4,096,965.31 and 1,610,682.74
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Solution
The fourth proportional to 2,968,809.74, 4,096,965.31 and 1,610,682.74 is: 2,222,746.45
Step by Step Solution
- Step 1: Write the proportion equation
2,968,809.74 : 4,096,965.31 = 1,610,682.74 : x - Step 2: Convert to fraction form
2,968,809.74/4,096,965.31 = 1,610,682.74/x - Step 3: Cross multiply
2,968,809.74x = 4,096,965.31 × 1,610,682.74 - Step 4: Simplify right side
2,968,809.74x = 6,598,911,311,195.75 - Step 5: Solve for x
x = 6,598,911,311,195.75/2,968,809.74 - Step 6: Final answer
x = 2,222,746.45
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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.