Finding the Fourth Proportional to 5,708,845.68, 7,878,202.43 and 3,095,436.36
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Solution
The fourth proportional to 5,708,845.68, 7,878,202.43 and 3,095,436.36 is: 4,271,699.68
Step by Step Solution
- Step 1: Write the proportion equation
5,708,845.68 : 7,878,202.43 = 3,095,436.36 : x - Step 2: Convert to fraction form
5,708,845.68/7,878,202.43 = 3,095,436.36/x - Step 3: Cross multiply
5,708,845.68x = 7,878,202.43 × 3,095,436.36 - Step 4: Simplify right side
5,708,845.68x = 24,386,474,267,328.43 - Step 5: Solve for x
x = 24,386,474,267,328.43/5,708,845.68 - Step 6: Final answer
x = 4,271,699.68
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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.