Finding the Fourth Proportional to 2,423,549.75, 3,344,301.99 and 1,405,020.11
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Solution
The fourth proportional to 2,423,549.75, 3,344,301.99 and 1,405,020.11 is: 1,938,813.74
Step by Step Solution
- Step 1: Write the proportion equation
2,423,549.75 : 3,344,301.99 = 1,405,020.11 : x - Step 2: Convert to fraction form
2,423,549.75/3,344,301.99 = 1,405,020.11/x - Step 3: Cross multiply
2,423,549.75x = 3,344,301.99 × 1,405,020.11 - Step 4: Simplify right side
2,423,549.75x = 4,698,811,533,141.51 - Step 5: Solve for x
x = 4,698,811,533,141.51/2,423,549.75 - Step 6: Final answer
x = 1,938,813.74
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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.