Finding the Fourth Proportional to 2,474,615.52, 3,414,800.16 and 1,386,701.28
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Solution
The fourth proportional to 2,474,615.52, 3,414,800.16 and 1,386,701.28 is: 1,913,552.92
Step by Step Solution
- Step 1: Write the proportion equation
2,474,615.52 : 3,414,800.16 = 1,386,701.28 : x - Step 2: Convert to fraction form
2,474,615.52/3,414,800.16 = 1,386,701.28/x - Step 3: Cross multiply
2,474,615.52x = 3,414,800.16 × 1,386,701.28 - Step 4: Simplify right side
2,474,615.52x = 4,735,307,752,816.21 - Step 5: Solve for x
x = 4,735,307,752,816.21/2,474,615.52 - Step 6: Final answer
x = 1,913,552.92
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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.