Finding the Fourth Proportional to 2,853,728.79, 4,281,251.98 and 960,423.99
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Solution
The fourth proportional to 2,853,728.79, 4,281,251.98 and 960,423.99 is: 1,440,857.70
Step by Step Solution
- Step 1: Write the proportion equation
2,853,728.79 : 4,281,251.98 = 960,423.99 : x - Step 2: Convert to fraction form
2,853,728.79/4,281,251.98 = 960,423.99/x - Step 3: Cross multiply
2,853,728.79x = 4,281,251.98 × 960,423.99 - Step 4: Simplify right side
2,853,728.79x = 4,111,817,108,827.00 - Step 5: Solve for x
x = 4,111,817,108,827.00/2,853,728.79 - Step 6: Final answer
x = 1,440,857.70
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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.