Finding the Fourth Proportional to 5,709,157.08, 7,878,628.34 and 3,095,656.41
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Solution
The fourth proportional to 5,709,157.08, 7,878,628.34 and 3,095,656.41 is: 4,272,001.28
Step by Step Solution
- Step 1: Write the proportion equation
5,709,157.08 : 7,878,628.34 = 3,095,656.41 : x - Step 2: Convert to fraction form
5,709,157.08/7,878,628.34 = 3,095,656.41/x - Step 3: Cross multiply
5,709,157.08x = 7,878,628.34 × 3,095,656.41 - Step 4: Simplify right side
5,709,157.08x = 24,389,526,336,795.23 - Step 5: Solve for x
x = 24,389,526,336,795.23/5,709,157.08 - Step 6: Final answer
x = 4,272,001.28
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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.