Finding the Fourth Proportional to 4,630,462.06, 6,912,658.68 and 4,322,744.55
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Solution
The fourth proportional to 4,630,462.06, 6,912,658.68 and 4,322,744.55 is: 6,453,277.72
Step by Step Solution
- Step 1: Write the proportion equation
4,630,462.06 : 6,912,658.68 = 4,322,744.55 : x - Step 2: Convert to fraction form
4,630,462.06/6,912,658.68 = 4,322,744.55/x - Step 3: Cross multiply
4,630,462.06x = 6,912,658.68 × 4,322,744.55 - Step 4: Simplify right side
4,630,462.06x = 29,881,657,634,980.19 - Step 5: Solve for x
x = 29,881,657,634,980.19/4,630,462.06 - Step 6: Final answer
x = 6,453,277.72
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.