Finding the Fourth Proportional to 5,748,852.16, 8,621,807.28 and 1,704,394.18
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Solution
The fourth proportional to 5,748,852.16, 8,621,807.28 and 1,704,394.18 is: 2,556,155.17
Step by Step Solution
- Step 1: Write the proportion equation
5,748,852.16 : 8,621,807.28 = 1,704,394.18 : x - Step 2: Convert to fraction form
5,748,852.16/8,621,807.28 = 1,704,394.18/x - Step 3: Cross multiply
5,748,852.16x = 8,621,807.28 × 1,704,394.18 - Step 4: Simplify right side
5,748,852.16x = 14,694,958,149,113.63 - Step 5: Solve for x
x = 14,694,958,149,113.63/5,748,852.16 - Step 6: Final answer
x = 2,556,155.17
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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.