Finding the Fourth Proportional to 1,576,920.90, 2,176,195.68 and 888,599.10
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Solution
The fourth proportional to 1,576,920.90, 2,176,195.68 and 888,599.10 is: 1,226,292.02
Step by Step Solution
- Step 1: Write the proportion equation
1,576,920.90 : 2,176,195.68 = 888,599.10 : x - Step 2: Convert to fraction form
1,576,920.90/2,176,195.68 = 888,599.10/x - Step 3: Cross multiply
1,576,920.90x = 2,176,195.68 × 888,599.10 - Step 4: Simplify right side
1,576,920.90x = 1,933,765,522,671.89 - Step 5: Solve for x
x = 1,933,765,522,671.89/1,576,920.90 - Step 6: Final answer
x = 1,226,292.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.