Finding the Fourth Proportional to 2,868,339.20, 4,303,027.20 and 1,444,812.80
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Solution
The fourth proportional to 2,868,339.20, 4,303,027.20 and 1,444,812.80 is: 2,167,480.32
Step by Step Solution
- Step 1: Write the proportion equation
2,868,339.20 : 4,303,027.20 = 1,444,812.80 : x - Step 2: Convert to fraction form
2,868,339.20/4,303,027.20 = 1,444,812.80/x - Step 3: Cross multiply
2,868,339.20x = 4,303,027.20 × 1,444,812.80 - Step 4: Simplify right side
2,868,339.20x = 6,217,068,777,308.16 - Step 5: Solve for x
x = 6,217,068,777,308.16/2,868,339.20 - Step 6: Final answer
x = 2,167,480.32
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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.