Finding the Fourth Proportional to 3,175,340.55, 4,762,817.75 and 1,126,102.41
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Solution
The fourth proportional to 3,175,340.55, 4,762,817.75 and 1,126,102.41 is: 1,689,085.14
Step by Step Solution
- Step 1: Write the proportion equation
3,175,340.55 : 4,762,817.75 = 1,126,102.41 : x - Step 2: Convert to fraction form
3,175,340.55/4,762,817.75 = 1,126,102.41/x - Step 3: Cross multiply
3,175,340.55x = 4,762,817.75 × 1,126,102.41 - Step 4: Simplify right side
3,175,340.55x = 5,363,420,546,665.78 - Step 5: Solve for x
x = 5,363,420,546,665.78/3,175,340.55 - Step 6: Final answer
x = 1,689,085.14
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.