Finding the Fourth Proportional to 2,652,416.07, 3,972,642.25 and 1,857,247.57
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Solution
The fourth proportional to 2,652,416.07, 3,972,642.25 and 1,857,247.57 is: 2,781,682.80
Step by Step Solution
- Step 1: Write the proportion equation
2,652,416.07 : 3,972,642.25 = 1,857,247.57 : x - Step 2: Convert to fraction form
2,652,416.07/3,972,642.25 = 1,857,247.57/x - Step 3: Cross multiply
2,652,416.07x = 3,972,642.25 × 1,857,247.57 - Step 4: Simplify right side
2,652,416.07x = 7,378,180,165,291.83 - Step 5: Solve for x
x = 7,378,180,165,291.83/2,652,416.07 - Step 6: Final answer
x = 2,781,682.80
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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.