Finding the Fourth Proportional to 4,630,828.58, 6,390,563.01 and 2,698,414.82
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Solution
The fourth proportional to 4,630,828.58, 6,390,563.01 and 2,698,414.82 is: 3,723,823.85
Step by Step Solution
- Step 1: Write the proportion equation
4,630,828.58 : 6,390,563.01 = 2,698,414.82 : x - Step 2: Convert to fraction form
4,630,828.58/6,390,563.01 = 2,698,414.82/x - Step 3: Cross multiply
4,630,828.58x = 6,390,563.01 × 2,698,414.82 - Step 4: Simplify right side
4,630,828.58x = 17,244,389,934,327.81 - Step 5: Solve for x
x = 17,244,389,934,327.81/4,630,828.58 - Step 6: Final answer
x = 3,723,823.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.