Finding the Fourth Proportional to 2,865,036.92, 4,297,088.21 and 842,807.79
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Solution
The fourth proportional to 2,865,036.92, 4,297,088.21 and 842,807.79 is: 1,264,074.26
Step by Step Solution
- Step 1: Write the proportion equation
2,865,036.92 : 4,297,088.21 = 842,807.79 : x - Step 2: Convert to fraction form
2,865,036.92/4,297,088.21 = 842,807.79/x - Step 3: Cross multiply
2,865,036.92x = 4,297,088.21 × 842,807.79 - Step 4: Simplify right side
2,865,036.92x = 3,621,619,413,491.12 - Step 5: Solve for x
x = 3,621,619,413,491.12/2,865,036.92 - Step 6: Final answer
x = 1,264,074.26
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.