Finding the Fourth Proportional to 2,288,303.84, 3,156,546.84 and 1,427,368.88
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Solution
The fourth proportional to 2,288,303.84, 3,156,546.84 and 1,427,368.88 is: 1,968,950.39
Step by Step Solution
- Step 1: Write the proportion equation
2,288,303.84 : 3,156,546.84 = 1,427,368.88 : x - Step 2: Convert to fraction form
2,288,303.84/3,156,546.84 = 1,427,368.88/x - Step 3: Cross multiply
2,288,303.84x = 3,156,546.84 × 1,427,368.88 - Step 4: Simplify right side
2,288,303.84x = 4,505,556,727,678.34 - Step 5: Solve for x
x = 4,505,556,727,678.34/2,288,303.84 - Step 6: Final answer
x = 1,968,950.39
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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.