Finding the Fourth Proportional to 4,175,563.19, 6,261,808.47 and 1,442,415.29
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Solution
The fourth proportional to 4,175,563.19, 6,261,808.47 and 1,442,415.29 is: 2,163,092.23
Step by Step Solution
- Step 1: Write the proportion equation
4,175,563.19 : 6,261,808.47 = 1,442,415.29 : x - Step 2: Convert to fraction form
4,175,563.19/6,261,808.47 = 1,442,415.29/x - Step 3: Cross multiply
4,175,563.19x = 6,261,808.47 × 1,442,415.29 - Step 4: Simplify right side
4,175,563.19x = 9,032,128,280,179.51 - Step 5: Solve for x
x = 9,032,128,280,179.51/4,175,563.19 - Step 6: Final answer
x = 2,163,092.23
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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.