Finding the Fourth Proportional to 4,065,331.74, 5,610,119.58 and 2,229,752.70
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Solution
The fourth proportional to 4,065,331.74, 5,610,119.58 and 2,229,752.70 is: 3,077,037.76
Step by Step Solution
- Step 1: Write the proportion equation
4,065,331.74 : 5,610,119.58 = 2,229,752.70 : x - Step 2: Convert to fraction form
4,065,331.74/5,610,119.58 = 2,229,752.70/x - Step 3: Cross multiply
4,065,331.74x = 5,610,119.58 × 2,229,752.70 - Step 4: Simplify right side
4,065,331.74x = 12,509,179,280,827.87 - Step 5: Solve for x
x = 12,509,179,280,827.87/4,065,331.74 - Step 6: Final answer
x = 3,077,037.76
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1.5x scale
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.