Finding the Fourth Proportional to 4,328,953.44, 5,971,352.86 and 2,858,875.53
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Solution
The fourth proportional to 4,328,953.44, 5,971,352.86 and 2,858,875.53 is: 3,943,529.26
Step by Step Solution
- Step 1: Write the proportion equation
4,328,953.44 : 5,971,352.86 = 2,858,875.53 : x - Step 2: Convert to fraction form
4,328,953.44/5,971,352.86 = 2,858,875.53/x - Step 3: Cross multiply
4,328,953.44x = 5,971,352.86 × 2,858,875.53 - Step 4: Simplify right side
4,328,953.44x = 17,071,354,553,630.54 - Step 5: Solve for x
x = 17,071,354,553,630.54/4,328,953.44 - Step 6: Final answer
x = 3,943,529.26
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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.