Finding the Fourth Proportional to 3,607,815.97, 5,411,047.35 and 1,810,216.79
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Solution
The fourth proportional to 3,607,815.97, 5,411,047.35 and 1,810,216.79 is: 2,714,985.70
Step by Step Solution
- Step 1: Write the proportion equation
3,607,815.97 : 5,411,047.35 = 1,810,216.79 : x - Step 2: Convert to fraction form
3,607,815.97/5,411,047.35 = 1,810,216.79/x - Step 3: Cross multiply
3,607,815.97x = 5,411,047.35 × 1,810,216.79 - Step 4: Simplify right side
3,607,815.97x = 9,795,168,764,479.51 - Step 5: Solve for x
x = 9,795,168,764,479.51/3,607,815.97 - Step 6: Final answer
x = 2,714,985.70
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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.