Finding the Fourth Proportional to 1,719,471.37, 2,579,518.36 and 708,041.73
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Solution
The fourth proportional to 1,719,471.37, 2,579,518.36 and 708,041.73 is: 1,062,190.79
Step by Step Solution
- Step 1: Write the proportion equation
1,719,471.37 : 2,579,518.36 = 708,041.73 : x - Step 2: Convert to fraction form
1,719,471.37/2,579,518.36 = 708,041.73/x - Step 3: Cross multiply
1,719,471.37x = 2,579,518.36 × 708,041.73 - Step 4: Simplify right side
1,719,471.37x = 1,826,406,641,501.78 - Step 5: Solve for x
x = 1,826,406,641,501.78/1,719,471.37 - Step 6: Final answer
x = 1,062,190.79
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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.