Finding the Fourth Proportional to 2,065,689.36, 3,098,883.84 and 645,466.08
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Solution
The fourth proportional to 2,065,689.36, 3,098,883.84 and 645,466.08 is: 968,308.42
Step by Step Solution
- Step 1: Write the proportion equation
2,065,689.36 : 3,098,883.84 = 645,466.08 : x - Step 2: Convert to fraction form
2,065,689.36/3,098,883.84 = 645,466.08/x - Step 3: Cross multiply
2,065,689.36x = 3,098,883.84 × 645,466.08 - Step 4: Simplify right side
2,065,689.36x = 2,000,224,404,580.15 - Step 5: Solve for x
x = 2,000,224,404,580.15/2,065,689.36 - Step 6: Final answer
x = 968,308.42
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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.