Finding the Fourth Proportional to 2,069,102.70, 3,103,654.05 and 1,006,220.70
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Solution
The fourth proportional to 2,069,102.70, 3,103,654.05 and 1,006,220.70 is: 1,509,331.05
Step by Step Solution
- Step 1: Write the proportion equation
2,069,102.70 : 3,103,654.05 = 1,006,220.70 : x - Step 2: Convert to fraction form
2,069,102.70/3,103,654.05 = 1,006,220.70/x - Step 3: Cross multiply
2,069,102.70x = 3,103,654.05 × 1,006,220.70 - Step 4: Simplify right side
2,069,102.70x = 3,122,960,950,748.83 - Step 5: Solve for x
x = 3,122,960,950,748.83/2,069,102.70 - Step 6: Final answer
x = 1,509,331.05
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Similar ratio
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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.