Finding the Fourth Proportional to 1,947,893.74, 2,921,840.63 and 527,949.81
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Solution
The fourth proportional to 1,947,893.74, 2,921,840.63 and 527,949.81 is: 791,924.72
Step by Step Solution
- Step 1: Write the proportion equation
1,947,893.74 : 2,921,840.63 = 527,949.81 : x - Step 2: Convert to fraction form
1,947,893.74/2,921,840.63 = 527,949.81/x - Step 3: Cross multiply
1,947,893.74x = 2,921,840.63 × 527,949.81 - Step 4: Simplify right side
1,947,893.74x = 1,542,585,204,798.84 - Step 5: Solve for x
x = 1,542,585,204,798.84/1,947,893.74 - Step 6: Final answer
x = 791,924.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.