Finding the Fourth Proportional to 2,742,277.07, 4,113,798.64 and 1,144,474.31
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Solution
The fourth proportional to 2,742,277.07, 4,113,798.64 and 1,144,474.31 is: 1,716,871.32
Step by Step Solution
- Step 1: Write the proportion equation
2,742,277.07 : 4,113,798.64 = 1,144,474.31 : x - Step 2: Convert to fraction form
2,742,277.07/4,113,798.64 = 1,144,474.31/x - Step 3: Cross multiply
2,742,277.07x = 4,113,798.64 × 1,144,474.31 - Step 4: Simplify right side
2,742,277.07x = 4,708,136,867,416.25 - Step 5: Solve for x
x = 4,708,136,867,416.25/2,742,277.07 - Step 6: Final answer
x = 1,716,871.32
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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.