Finding the Fourth Proportional to 4,722,269.14, 6,516,701.40 and 2,685,078.64
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Solution
The fourth proportional to 4,722,269.14, 6,516,701.40 and 2,685,078.64 is: 3,705,391.46
Step by Step Solution
- Step 1: Write the proportion equation
4,722,269.14 : 6,516,701.40 = 2,685,078.64 : x - Step 2: Convert to fraction form
4,722,269.14/6,516,701.40 = 2,685,078.64/x - Step 3: Cross multiply
4,722,269.14x = 6,516,701.40 × 2,685,078.64 - Step 4: Simplify right side
4,722,269.14x = 17,497,855,732,398.10 - Step 5: Solve for x
x = 17,497,855,732,398.10/4,722,269.14 - Step 6: Final answer
x = 3,705,391.46
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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.