Finding the Fourth Proportional to 2,214,331.28, 3,321,496.44 and 1,584,475.28
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Solution
The fourth proportional to 2,214,331.28, 3,321,496.44 and 1,584,475.28 is: 2,376,712.58
Step by Step Solution
- Step 1: Write the proportion equation
2,214,331.28 : 3,321,496.44 = 1,584,475.28 : x - Step 2: Convert to fraction form
2,214,331.28/3,321,496.44 = 1,584,475.28/x - Step 3: Cross multiply
2,214,331.28x = 3,321,496.44 × 1,584,475.28 - Step 4: Simplify right side
2,214,331.28x = 5,262,829,001,788.00 - Step 5: Solve for x
x = 5,262,829,001,788.00/2,214,331.28 - Step 6: Final answer
x = 2,376,712.58
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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.