Finding the Fourth Proportional to 2,399,806.04, 3,311,763.74 and 1,312,078.87
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Solution
The fourth proportional to 2,399,806.04, 3,311,763.74 and 1,312,078.87 is: 1,810,686.02
Step by Step Solution
- Step 1: Write the proportion equation
2,399,806.04 : 3,311,763.74 = 1,312,078.87 : x - Step 2: Convert to fraction form
2,399,806.04/3,311,763.74 = 1,312,078.87/x - Step 3: Cross multiply
2,399,806.04x = 3,311,763.74 × 1,312,078.87 - Step 4: Simplify right side
2,399,806.04x = 4,345,295,228,185.78 - Step 5: Solve for x
x = 4,345,295,228,185.78/2,399,806.04 - Step 6: Final answer
x = 1,810,686.02
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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.