Finding the Fourth Proportional to 4,310,785.58, 6,466,331.14 and 1,072,340.12
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Solution
The fourth proportional to 4,310,785.58, 6,466,331.14 and 1,072,340.12 is: 1,608,548.18
Step by Step Solution
- Step 1: Write the proportion equation
4,310,785.58 : 6,466,331.14 = 1,072,340.12 : x - Step 2: Convert to fraction form
4,310,785.58/6,466,331.14 = 1,072,340.12/x - Step 3: Cross multiply
4,310,785.58x = 6,466,331.14 × 1,072,340.12 - Step 4: Simplify right side
4,310,785.58x = 6,934,106,310,627.34 - Step 5: Solve for x
x = 6,934,106,310,627.34/4,310,785.58 - Step 6: Final answer
x = 1,608,548.18
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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.