Finding the Fourth Proportional to 2,775,202.44, 3,830,960.10 and 1,687,823.08
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Solution
The fourth proportional to 2,775,202.44, 3,830,960.10 and 1,687,823.08 is: 2,329,913.95
Step by Step Solution
- Step 1: Write the proportion equation
2,775,202.44 : 3,830,960.10 = 1,687,823.08 : x - Step 2: Convert to fraction form
2,775,202.44/3,830,960.10 = 1,687,823.08/x - Step 3: Cross multiply
2,775,202.44x = 3,830,960.10 × 1,687,823.08 - Step 4: Simplify right side
2,775,202.44x = 6,465,982,875,339.11 - Step 5: Solve for x
x = 6,465,982,875,339.11/2,775,202.44 - Step 6: Final answer
x = 2,329,913.95
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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.