Finding the Fourth Proportional to 4,292,384.22, 6,432,595.70 and 3,226,182.84
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Solution
The fourth proportional to 4,292,384.22, 6,432,595.70 and 3,226,182.84 is: 4,834,779.18
Step by Step Solution
- Step 1: Write the proportion equation
4,292,384.22 : 6,432,595.70 = 3,226,182.84 : x - Step 2: Convert to fraction form
4,292,384.22/6,432,595.70 = 3,226,182.84/x - Step 3: Cross multiply
4,292,384.22x = 6,432,595.70 × 3,226,182.84 - Step 4: Simplify right side
4,292,384.22x = 20,752,729,847,866.88 - Step 5: Solve for x
x = 20,752,729,847,866.88/4,292,384.22 - Step 6: Final answer
x = 4,834,779.18
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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.