Finding the Fourth Proportional to 1,617,432.08, 2,425,732.79 and 479,925.23
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Solution
The fourth proportional to 1,617,432.08, 2,425,732.79 and 479,925.23 is: 719,764.60
Step by Step Solution
- Step 1: Write the proportion equation
1,617,432.08 : 2,425,732.79 = 479,925.23 : x - Step 2: Convert to fraction form
1,617,432.08/2,425,732.79 = 479,925.23/x - Step 3: Cross multiply
1,617,432.08x = 2,425,732.79 × 479,925.23 - Step 4: Simplify right side
1,617,432.08x = 1,164,170,352,631.00 - Step 5: Solve for x
x = 1,164,170,352,631.00/1,617,432.08 - Step 6: Final answer
x = 719,764.60
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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.