Finding the Fourth Proportional to 5,379,334.74, 7,423,484.71 and 3,056,231.35
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Solution
The fourth proportional to 5,379,334.74, 7,423,484.71 and 3,056,231.35 is: 4,217,600.84
Step by Step Solution
- Step 1: Write the proportion equation
5,379,334.74 : 7,423,484.71 = 3,056,231.35 : x - Step 2: Convert to fraction form
5,379,334.74/7,423,484.71 = 3,056,231.35/x - Step 3: Cross multiply
5,379,334.74x = 7,423,484.71 × 3,056,231.35 - Step 4: Simplify right side
5,379,334.74x = 22,687,886,704,316.87 - Step 5: Solve for x
x = 22,687,886,704,316.87/5,379,334.74 - Step 6: Final answer
x = 4,217,600.84
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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.