Finding the Fourth Proportional to 2,837,749.36, 4,258,118.76 and 1,640,512.52
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Solution
The fourth proportional to 2,837,749.36, 4,258,118.76 and 1,640,512.52 is: 2,461,632.88
Step by Step Solution
- Step 1: Write the proportion equation
2,837,749.36 : 4,258,118.76 = 1,640,512.52 : x - Step 2: Convert to fraction form
2,837,749.36/4,258,118.76 = 1,640,512.52/x - Step 3: Cross multiply
2,837,749.36x = 4,258,118.76 × 1,640,512.52 - Step 4: Simplify right side
2,837,749.36x = 6,985,497,137,426.88 - Step 5: Solve for x
x = 6,985,497,137,426.88/2,837,749.36 - Step 6: Final answer
x = 2,461,632.88
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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.