Finding the Fourth Proportional to 5,709,549.79, 8,560,904.64 and 1,817,325.84
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Solution
The fourth proportional to 5,709,549.79, 8,560,904.64 and 1,817,325.84 is: 2,724,900.18
Step by Step Solution
- Step 1: Write the proportion equation
5,709,549.79 : 8,560,904.64 = 1,817,325.84 : x - Step 2: Convert to fraction form
5,709,549.79/8,560,904.64 = 1,817,325.84/x - Step 3: Cross multiply
5,709,549.79x = 8,560,904.64 × 1,817,325.84 - Step 4: Simplify right side
5,709,549.79x = 15,557,953,216,047.90 - Step 5: Solve for x
x = 15,557,953,216,047.90/5,709,549.79 - Step 6: Final answer
x = 2,724,900.18
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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.