Finding the Fourth Proportional to 4,489,723.81, 6,195,809.23 and 2,452,533.31
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Solution
The fourth proportional to 4,489,723.81, 6,195,809.23 and 2,452,533.31 is: 3,384,490.71
Step by Step Solution
- Step 1: Write the proportion equation
4,489,723.81 : 6,195,809.23 = 2,452,533.31 : x - Step 2: Convert to fraction form
4,489,723.81/6,195,809.23 = 2,452,533.31/x - Step 3: Cross multiply
4,489,723.81x = 6,195,809.23 × 2,452,533.31 - Step 4: Simplify right side
4,489,723.81x = 15,195,428,518,980.45 - Step 5: Solve for x
x = 15,195,428,518,980.45/4,489,723.81 - Step 6: Final answer
x = 3,384,490.71
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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.