Finding the Fourth Proportional to 5,913,115.70, 8,869,673.55 and 1,653,277.10
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Solution
The fourth proportional to 5,913,115.70, 8,869,673.55 and 1,653,277.10 is: 2,479,915.65
Step by Step Solution
- Step 1: Write the proportion equation
5,913,115.70 : 8,869,673.55 = 1,653,277.10 : x - Step 2: Convert to fraction form
5,913,115.70/8,869,673.55 = 1,653,277.10/x - Step 3: Cross multiply
5,913,115.70x = 8,869,673.55 × 1,653,277.10 - Step 4: Simplify right side
5,913,115.70x = 14,664,028,164,690.71 - Step 5: Solve for x
x = 14,664,028,164,690.71/5,913,115.70 - Step 6: Final answer
x = 2,479,915.65
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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.