Finding the Fourth Proportional to 3,315,389.67, 4,572,771.49 and 2,927,520.78
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Solution
The fourth proportional to 3,315,389.67, 4,572,771.49 and 2,927,520.78 is: 4,037,800.96
Step by Step Solution
- Step 1: Write the proportion equation
3,315,389.67 : 4,572,771.49 = 2,927,520.78 : x - Step 2: Convert to fraction form
3,315,389.67/4,572,771.49 = 2,927,520.78/x - Step 3: Cross multiply
3,315,389.67x = 4,572,771.49 × 2,927,520.78 - Step 4: Simplify right side
3,315,389.67x = 13,386,883,566,485.36 - Step 5: Solve for x
x = 13,386,883,566,485.36/3,315,389.67 - Step 6: Final answer
x = 4,037,800.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.