Finding the Fourth Proportional to 1,669,388.91, 2,303,756.84 and 944,221.02
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Solution
The fourth proportional to 1,669,388.91, 2,303,756.84 and 944,221.02 is: 1,303,025.09
Step by Step Solution
- Step 1: Write the proportion equation
1,669,388.91 : 2,303,756.84 = 944,221.02 : x - Step 2: Convert to fraction form
1,669,388.91/2,303,756.84 = 944,221.02/x - Step 3: Cross multiply
1,669,388.91x = 2,303,756.84 × 944,221.02 - Step 4: Simplify right side
1,669,388.91x = 2,175,255,627,018.24 - Step 5: Solve for x
x = 2,175,255,627,018.24/1,669,388.91 - Step 6: Final answer
x = 1,303,025.09
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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.