Finding the Fourth Proportional to 1,247,532.84, 1,869,748.92 and 572,898.42
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Solution
The fourth proportional to 1,247,532.84, 1,869,748.92 and 572,898.42 is: 858,635.67
Step by Step Solution
- Step 1: Write the proportion equation
1,247,532.84 : 1,869,748.92 = 572,898.42 : x - Step 2: Convert to fraction form
1,247,532.84/1,869,748.92 = 572,898.42/x - Step 3: Cross multiply
1,247,532.84x = 1,869,748.92 × 572,898.42 - Step 4: Simplify right side
1,247,532.84x = 1,071,176,202,064.71 - Step 5: Solve for x
x = 1,071,176,202,064.71/1,247,532.84 - Step 6: Final answer
x = 858,635.67
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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.