Finding the Fourth Proportional to 2,604,331.80, 3,900,276.90 and 1,596,562.20
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Solution
The fourth proportional to 2,604,331.80, 3,900,276.90 and 1,596,562.20 is: 2,391,029.69
Step by Step Solution
- Step 1: Write the proportion equation
2,604,331.80 : 3,900,276.90 = 1,596,562.20 : x - Step 2: Convert to fraction form
2,604,331.80/3,900,276.90 = 1,596,562.20/x - Step 3: Cross multiply
2,604,331.80x = 3,900,276.90 × 1,596,562.20 - Step 4: Simplify right side
2,604,331.80x = 6,227,034,668,073.18 - Step 5: Solve for x
x = 6,227,034,668,073.18/2,604,331.80 - Step 6: Final answer
x = 2,391,029.69
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1.5x scale
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.