Finding the Fourth Proportional to 2,600,485.48, 3,895,440.54 and 2,122,417
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Solution
The fourth proportional to 2,600,485.48, 3,895,440.54 and 2,122,417 is: 3,179,309.90
Step by Step Solution
- Step 1: Write the proportion equation
2,600,485.48 : 3,895,440.54 = 2,122,417 : x - Step 2: Convert to fraction form
2,600,485.48/3,895,440.54 = 2,122,417/x - Step 3: Cross multiply
2,600,485.48x = 3,895,440.54 × 2,122,417 - Step 4: Simplify right side
2,600,485.48x = 8,267,749,224,585.18 - Step 5: Solve for x
x = 8,267,749,224,585.18/2,600,485.48 - Step 6: Final answer
x = 3,179,309.90
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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.