Finding the Fourth Proportional to 4,644,176.64, 6,968,922.84 and 1,803,921.36
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Solution
The fourth proportional to 4,644,176.64, 6,968,922.84 and 1,803,921.36 is: 2,706,914.43
Step by Step Solution
- Step 1: Write the proportion equation
4,644,176.64 : 6,968,922.84 = 1,803,921.36 : x - Step 2: Convert to fraction form
4,644,176.64/6,968,922.84 = 1,803,921.36/x - Step 3: Cross multiply
4,644,176.64x = 6,968,922.84 × 1,803,921.36 - Step 4: Simplify right side
4,644,176.64x = 12,571,388,767,267.86 - Step 5: Solve for x
x = 12,571,388,767,267.86/4,644,176.64 - Step 6: Final answer
x = 2,706,914.43
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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.