Finding the Fourth Proportional to 3,506,274.54, 5,262,644.82 and 1,778,357.09
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Solution
The fourth proportional to 3,506,274.54, 5,262,644.82 and 1,778,357.09 is: 2,669,175.40
Step by Step Solution
- Step 1: Write the proportion equation
3,506,274.54 : 5,262,644.82 = 1,778,357.09 : x - Step 2: Convert to fraction form
3,506,274.54/5,262,644.82 = 1,778,357.09/x - Step 3: Cross multiply
3,506,274.54x = 5,262,644.82 × 1,778,357.09 - Step 4: Simplify right side
3,506,274.54x = 9,358,861,747,624.23 - Step 5: Solve for x
x = 9,358,861,747,624.23/3,506,274.54 - Step 6: Final answer
x = 2,669,175.40
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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.