Finding the Fourth Proportional to 4,059,871.77, 5,602,622.88 and 2,224,399.68
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Solution
The fourth proportional to 4,059,871.77, 5,602,622.88 and 2,224,399.68 is: 3,069,671.47
Step by Step Solution
- Step 1: Write the proportion equation
4,059,871.77 : 5,602,622.88 = 2,224,399.68 : x - Step 2: Convert to fraction form
4,059,871.77/5,602,622.88 = 2,224,399.68/x - Step 3: Cross multiply
4,059,871.77x = 5,602,622.88 × 2,224,399.68 - Step 4: Simplify right side
4,059,871.77x = 12,462,472,541,432.68 - Step 5: Solve for x
x = 12,462,472,541,432.68/4,059,871.77 - Step 6: Final answer
x = 3,069,671.47
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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.