Finding the Fourth Proportional to 3,518,156.16, 5,277,616.56 and 1,121,437.44
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Solution
The fourth proportional to 3,518,156.16, 5,277,616.56 and 1,121,437.44 is: 1,682,278.03
Step by Step Solution
- Step 1: Write the proportion equation
3,518,156.16 : 5,277,616.56 = 1,121,437.44 : x - Step 2: Convert to fraction form
3,518,156.16/5,277,616.56 = 1,121,437.44/x - Step 3: Cross multiply
3,518,156.16x = 5,277,616.56 × 1,121,437.44 - Step 4: Simplify right side
3,518,156.16x = 5,918,516,804,348.01 - Step 5: Solve for x
x = 5,918,516,804,348.01/3,518,156.16 - Step 6: Final answer
x = 1,682,278.03
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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.