Finding the Fourth Proportional to 4,092,908.70, 6,139,363.05 and 1,396,337.70
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Solution
The fourth proportional to 4,092,908.70, 6,139,363.05 and 1,396,337.70 is: 2,094,506.55
Step by Step Solution
- Step 1: Write the proportion equation
4,092,908.70 : 6,139,363.05 = 1,396,337.70 : x - Step 2: Convert to fraction form
4,092,908.70/6,139,363.05 = 1,396,337.70/x - Step 3: Cross multiply
4,092,908.70x = 6,139,363.05 × 1,396,337.70 - Step 4: Simplify right side
4,092,908.70x = 8,572,624,080,701.99 - Step 5: Solve for x
x = 8,572,624,080,701.99/4,092,908.70 - Step 6: Final answer
x = 2,094,506.55
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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.