Finding the Fourth Proportional to 1,306,440.54, 1,958,898.08 and 506,787.68
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Solution
The fourth proportional to 1,306,440.54, 1,958,898.08 and 506,787.68 is: 759,885.65
Step by Step Solution
- Step 1: Write the proportion equation
1,306,440.54 : 1,958,898.08 = 506,787.68 : x - Step 2: Convert to fraction form
1,306,440.54/1,958,898.08 = 506,787.68/x - Step 3: Cross multiply
1,306,440.54x = 1,958,898.08 × 506,787.68 - Step 4: Simplify right side
1,306,440.54x = 992,745,413,319.65 - Step 5: Solve for x
x = 992,745,413,319.65/1,306,440.54 - Step 6: Final answer
x = 759,885.65
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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.