Finding the Fourth Proportional to 2,921,508.27, 4,402,203.84 and 2,400,696.09
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Solution
The fourth proportional to 2,921,508.27, 4,402,203.84 and 2,400,696.09 is: 3,617,430.65
Step by Step Solution
- Step 1: Write the proportion equation
2,921,508.27 : 4,402,203.84 = 2,400,696.09 : x - Step 2: Convert to fraction form
2,921,508.27/4,402,203.84 = 2,400,696.09/x - Step 3: Cross multiply
2,921,508.27x = 4,402,203.84 × 2,400,696.09 - Step 4: Simplify right side
2,921,508.27x = 10,568,353,546,070.98 - Step 5: Solve for x
x = 10,568,353,546,070.98/2,921,508.27 - Step 6: Final answer
x = 3,617,430.65
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.