Finding the Fourth Proportional to 5,584,090.16, 8,376,167.64 and 1,989,995.42
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Solution
The fourth proportional to 5,584,090.16, 8,376,167.64 and 1,989,995.42 is: 2,985,004.68
Step by Step Solution
- Step 1: Write the proportion equation
5,584,090.16 : 8,376,167.64 = 1,989,995.42 : x - Step 2: Convert to fraction form
5,584,090.16/8,376,167.64 = 1,989,995.42/x - Step 3: Cross multiply
5,584,090.16x = 8,376,167.64 × 1,989,995.42 - Step 4: Simplify right side
5,584,090.16x = 16,668,535,240,752.21 - Step 5: Solve for x
x = 16,668,535,240,752.21/5,584,090.16 - Step 6: Final answer
x = 2,985,004.68
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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.