Finding the Fourth Proportional to 4,128,160.08, 6,189,787.05 and 1,569,562.32
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Solution
The fourth proportional to 4,128,160.08, 6,189,787.05 and 1,569,562.32 is: 2,353,410.79
Step by Step Solution
- Step 1: Write the proportion equation
4,128,160.08 : 6,189,787.05 = 1,569,562.32 : x - Step 2: Convert to fraction form
4,128,160.08/6,189,787.05 = 1,569,562.32/x - Step 3: Cross multiply
4,128,160.08x = 6,189,787.05 × 1,569,562.32 - Step 4: Simplify right side
4,128,160.08x = 9,715,256,496,432.26 - Step 5: Solve for x
x = 9,715,256,496,432.26/4,128,160.08 - Step 6: Final answer
x = 2,353,410.79
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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.