Finding the Fourth Proportional to 4,617,753.60, 6,368,373.76 and 2,899,034.24
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Solution
The fourth proportional to 4,617,753.60, 6,368,373.76 and 2,899,034.24 is: 3,998,076.81
Step by Step Solution
- Step 1: Write the proportion equation
4,617,753.60 : 6,368,373.76 = 2,899,034.24 : x - Step 2: Convert to fraction form
4,617,753.60/6,368,373.76 = 2,899,034.24/x - Step 3: Cross multiply
4,617,753.60x = 6,368,373.76 × 2,899,034.24 - Step 4: Simplify right side
4,617,753.60x = 18,462,133,583,357.54 - Step 5: Solve for x
x = 18,462,133,583,357.54/4,617,753.60 - Step 6: Final answer
x = 3,998,076.81
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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.