Finding the Fourth Proportional to 2,414,987.70, 3,622,481.55 and 1,564,682.10
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Solution
The fourth proportional to 2,414,987.70, 3,622,481.55 and 1,564,682.10 is: 2,347,023.15
Step by Step Solution
- Step 1: Write the proportion equation
2,414,987.70 : 3,622,481.55 = 1,564,682.10 : x - Step 2: Convert to fraction form
2,414,987.70/3,622,481.55 = 1,564,682.10/x - Step 3: Cross multiply
2,414,987.70x = 3,622,481.55 × 1,564,682.10 - Step 4: Simplify right side
2,414,987.70x = 5,668,032,038,865.26 - Step 5: Solve for x
x = 5,668,032,038,865.26/2,414,987.70 - Step 6: Final answer
x = 2,347,023.15
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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.