Finding the Fourth Proportional to 2,814,916.09, 3,884,999.25 and 1,782,518.14
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Solution
The fourth proportional to 2,814,916.09, 3,884,999.25 and 1,782,518.14 is: 2,460,137.86
Step by Step Solution
- Step 1: Write the proportion equation
2,814,916.09 : 3,884,999.25 = 1,782,518.14 : x - Step 2: Convert to fraction form
2,814,916.09/3,884,999.25 = 1,782,518.14/x - Step 3: Cross multiply
2,814,916.09x = 3,884,999.25 × 1,782,518.14 - Step 4: Simplify right side
2,814,916.09x = 6,925,081,637,011.40 - Step 5: Solve for x
x = 6,925,081,637,011.40/2,814,916.09 - Step 6: Final answer
x = 2,460,137.86
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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.