Finding the Fourth Proportional to 4,071,418.97, 5,618,652.35 and 2,329,251.93
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Solution
The fourth proportional to 4,071,418.97, 5,618,652.35 and 2,329,251.93 is: 3,214,421.54
Step by Step Solution
- Step 1: Write the proportion equation
4,071,418.97 : 5,618,652.35 = 2,329,251.93 : x - Step 2: Convert to fraction form
4,071,418.97/5,618,652.35 = 2,329,251.93/x - Step 3: Cross multiply
4,071,418.97x = 5,618,652.35 × 2,329,251.93 - Step 4: Simplify right side
4,071,418.97x = 13,087,256,818,590.28 - Step 5: Solve for x
x = 13,087,256,818,590.28/4,071,418.97 - Step 6: Final answer
x = 3,214,421.54
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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.