Finding the Fourth Proportional to 5,673,740.42, 7,829,442.74 and 3,226,946.70
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Solution
The fourth proportional to 5,673,740.42, 7,829,442.74 and 3,226,946.70 is: 4,453,004.99
Step by Step Solution
- Step 1: Write the proportion equation
5,673,740.42 : 7,829,442.74 = 3,226,946.70 : x - Step 2: Convert to fraction form
5,673,740.42/7,829,442.74 = 3,226,946.70/x - Step 3: Cross multiply
5,673,740.42x = 7,829,442.74 × 3,226,946.70 - Step 4: Simplify right side
5,673,740.42x = 25,265,194,412,681.96 - Step 5: Solve for x
x = 25,265,194,412,681.96/5,673,740.42 - Step 6: Final answer
x = 4,453,004.99
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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.